<?xml version="1.0" encoding="UTF-8"?>
<SAMPLE_SET xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <SAMPLE alias="SAMEA8923096" accession="ERS6605963">
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      <PRIMARY_ID>ERS6605963</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923096</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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        <TAG>ENA last update</TAG>
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        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0002.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0002.F.16s</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
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  <SAMPLE alias="SAMEA8923097" accession="ERS6605964">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605964</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923097</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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        <TAG>ENA first public</TAG>
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        <TAG>External Id</TAG>
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        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>collection date</TAG>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>No</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0003.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
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  </SAMPLE>
  <SAMPLE alias="SAMEA8923098" accession="ERS6605965">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605965</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923098</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923098</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
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        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0004.F.16s</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
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  <SAMPLE alias="SAMEA8923099" accession="ERS6605966">
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      <PRIMARY_ID>ERS6605966</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923099</EXTERNAL_ID>
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    <TITLE>V4 16S rRNA Sequencing</TITLE>
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      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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        <TAG>INSDC last update</TAG>
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        <TAG>INSDC status</TAG>
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        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
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        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0005.F.16s</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
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  <SAMPLE alias="SAMEA8923100" accession="ERS6605967">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605967</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923100</EXTERNAL_ID>
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    <TITLE>V4 16S rRNA Sequencing</TITLE>
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        <TAG>ENA last update</TAG>
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        <TAG>External Id</TAG>
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        <TAG>INSDC center alias</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
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        <TAG>sample name</TAG>
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        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
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  <SAMPLE alias="SAMEA8923101" accession="ERS6605968">
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      <PRIMARY_ID>ERS6605968</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923101</EXTERNAL_ID>
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    <TITLE>V4 16S rRNA Sequencing</TITLE>
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      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
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        <TAG>ENA last update</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC status</TAG>
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        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
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        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0007.F.16s</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
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    </SAMPLE_ATTRIBUTES>
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  <SAMPLE alias="SAMEA8923102" accession="ERS6605969">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605969</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923102</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923102</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0009.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0009.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923103" accession="ERS6605970">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605970</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923103</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923103</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0010.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0010.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923104" accession="ERS6605971">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605971</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923104</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923104</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0011.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0011.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923105" accession="ERS6605972">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605972</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923105</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923105</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0012.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0012.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923106" accession="ERS6605973">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605973</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923106</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923106</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0013.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0013.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923107" accession="ERS6605974">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605974</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923107</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923107</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0014.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0014.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923108" accession="ERS6605975">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605975</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923108</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923108</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0015.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0015.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923109" accession="ERS6605976">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605976</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923109</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923109</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0016.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0016.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923110" accession="ERS6605977">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605977</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923110</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923110</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0017.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0017.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923111" accession="ERS6605978">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605978</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923111</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923111</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0018.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0018.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923112" accession="ERS6605979">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605979</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923112</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923112</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0019.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0019.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923113" accession="ERS6605980">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605980</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923113</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923113</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0020.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0020.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923114" accession="ERS6605981">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605981</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923114</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923114</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0021.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0021.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923115" accession="ERS6605982">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605982</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923115</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923115</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0022.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0022.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923116" accession="ERS6605983">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605983</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923116</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923116</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0023.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0023.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923117" accession="ERS6605984">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605984</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923117</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923117</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0024.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0024.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923118" accession="ERS6605985">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605985</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923118</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923118</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0025.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0025.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923119" accession="ERS6605986">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605986</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923119</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923119</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0026.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0026.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923120" accession="ERS6605987">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605987</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923120</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923120</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0027.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0027.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923121" accession="ERS6605988">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605988</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923121</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923121</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0028.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0028.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923122" accession="ERS6605989">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605989</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923122</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923122</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0029.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0029.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923123" accession="ERS6605990">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605990</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923123</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923123</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0030.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0030.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923124" accession="ERS6605991">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605991</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923124</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923124</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0031.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0031.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923125" accession="ERS6605992">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605992</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923125</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923125</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0032.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0032.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923126" accession="ERS6605993">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605993</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923126</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923126</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0033.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0033.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923127" accession="ERS6605994">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605994</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923127</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923127</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0034.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0034.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923128" accession="ERS6605995">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605995</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923128</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923128</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0035.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0035.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923129" accession="ERS6605996">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605996</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923129</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923129</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0036.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0036.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923130" accession="ERS6605997">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605997</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923130</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923130</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0037.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0037.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923131" accession="ERS6605998">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605998</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923131</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923131</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0038.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0038.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923132" accession="ERS6605999">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6605999</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923132</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923132</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0039.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0039.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923133" accession="ERS6606000">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606000</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923133</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923133</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0040.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0040.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923134" accession="ERS6606001">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606001</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923134</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923134</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0041.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0041.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923135" accession="ERS6606002">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606002</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923135</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923135</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0042.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0042.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923136" accession="ERS6606003">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606003</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923136</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923136</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0043.F.16s</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0043.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923137" accession="ERS6606004">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606004</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923137</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923137</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0044.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0044.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923138" accession="ERS6606005">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606005</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923138</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923138</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0045.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0045.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923139" accession="ERS6606006">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606006</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923139</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923139</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0046.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0046.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923140" accession="ERS6606007">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606007</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923140</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923140</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0047.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0047.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923141" accession="ERS6606008">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606008</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923141</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-FIRST-PUBLIC</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-LAST-UPDATE</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923141</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0048.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0048.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>scientific_name</TAG>
        <VALUE>bacterium</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923142" accession="ERS6606009">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606009</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923142</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923142</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0049.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0049.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923143" accession="ERS6606010">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606010</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923143</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923143</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0050.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0050.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923144" accession="ERS6606011">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606011</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923144</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923144</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0053.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0053.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923145" accession="ERS6606012">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606012</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923145</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923145</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0055.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0055.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923146" accession="ERS6606013">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606013</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923146</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923146</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0056.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0056.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923147" accession="ERS6606014">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606014</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923147</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923147</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0059.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0059.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923148" accession="ERS6606015">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606015</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923148</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923148</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0060.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0060.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923149" accession="ERS6606016">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606016</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923149</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923149</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0061.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0061.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923150" accession="ERS6606017">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606017</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923150</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923150</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0063.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0063.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923151" accession="ERS6606018">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606018</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923151</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923151</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0064.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0064.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923152" accession="ERS6606019">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606019</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923152</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923152</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0065.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0065.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923153" accession="ERS6606020">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606020</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923153</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923153</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0002.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0002.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923154" accession="ERS6606021">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606021</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923154</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923154</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0002.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0002.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923155" accession="ERS6606022">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606022</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923155</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923155</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0002.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0002.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923156" accession="ERS6606023">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606023</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923156</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923156</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0003.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0003.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923157" accession="ERS6606024">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606024</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923157</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923157</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0003.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0003.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923158" accession="ERS6606025">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606025</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923158</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923158</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0003.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0003.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923159" accession="ERS6606026">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606026</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923159</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923159</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0004.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0004.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923160" accession="ERS6606027">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606027</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923160</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923160</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0004.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0004.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923161" accession="ERS6606028">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606028</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923161</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923161</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0004.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0004.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923162" accession="ERS6606029">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606029</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923162</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923162</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0005.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0005.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923163" accession="ERS6606030">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606030</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923163</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923163</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0005.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0005.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923164" accession="ERS6606031">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606031</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923164</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923164</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0005.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0005.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923165" accession="ERS6606032">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606032</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923165</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923165</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0006.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0006.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923166" accession="ERS6606033">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606033</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923166</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923166</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0006.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0006.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923167" accession="ERS6606034">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606034</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923167</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923167</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0006.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0006.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923169" accession="ERS6606035">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606035</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923169</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923169</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0007.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0007.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923170" accession="ERS6606036">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606036</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923170</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923170</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0007.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0007.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923171" accession="ERS6606037">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606037</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923171</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923171</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0007.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0007.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923172" accession="ERS6606038">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606038</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923172</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923172</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0008.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0008.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923173" accession="ERS6606039">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606039</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923173</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923173</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0008.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0008.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923174" accession="ERS6606040">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606040</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923174</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923174</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0008.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0008.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923175" accession="ERS6606041">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606041</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923175</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923175</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0009.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0009.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923176" accession="ERS6606042">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606042</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923176</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923176</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0009.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0009.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923177" accession="ERS6606043">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606043</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923177</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923177</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0009.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0009.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923178" accession="ERS6606044">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606044</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923178</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923178</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0020.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0020.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923179" accession="ERS6606045">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606045</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923179</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923179</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0020.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0020.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923180" accession="ERS6606046">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606046</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923180</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923180</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0020.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0020.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923181" accession="ERS6606047">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606047</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923181</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923181</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0021.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0021.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923182" accession="ERS6606048">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606048</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923182</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923182</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0021.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0021.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923183" accession="ERS6606049">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606049</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923183</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923183</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0021.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0021.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923184" accession="ERS6606050">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606050</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923184</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923184</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0022.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0022.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923185" accession="ERS6606051">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606051</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923185</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923185</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0022.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0022.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923186" accession="ERS6606052">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606052</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923186</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923186</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0022.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0022.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923187" accession="ERS6606053">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606053</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923187</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923187</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0023.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0023.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923188" accession="ERS6606054">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606054</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923188</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923188</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0023.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0023.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923189" accession="ERS6606055">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606055</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923189</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923189</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0023.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0023.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923190" accession="ERS6606056">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606056</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923190</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923190</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0024.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0024.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923191" accession="ERS6606057">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606057</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923191</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923191</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0024.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0024.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923192" accession="ERS6606058">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606058</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923192</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923192</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0024.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0024.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923193" accession="ERS6606059">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606059</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923193</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923193</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0025.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0025.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923194" accession="ERS6606060">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606060</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923194</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923194</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0025.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0025.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923195" accession="ERS6606061">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606061</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923195</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923195</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0025.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0025.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923196" accession="ERS6606062">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606062</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923196</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923196</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0026.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0026.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923197" accession="ERS6606063">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606063</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923197</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923197</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0026.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0026.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923198" accession="ERS6606064">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606064</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923198</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923198</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0026.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0026.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923199" accession="ERS6606065">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606065</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923199</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923199</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0027.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0027.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923200" accession="ERS6606066">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606066</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923200</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923200</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0027.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0027.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923201" accession="ERS6606067">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606067</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923201</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923201</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0027.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0027.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923202" accession="ERS6606068">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606068</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923202</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923202</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0028.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0028.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923203" accession="ERS6606069">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606069</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923203</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923203</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0028.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0028.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923204" accession="ERS6606070">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606070</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923204</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923204</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0028.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0028.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923205" accession="ERS6606071">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606071</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923205</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923205</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0029.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0029.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923206" accession="ERS6606072">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606072</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923206</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923206</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0029.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0029.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923207" accession="ERS6606073">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606073</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923207</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923207</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0029.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0029.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923208" accession="ERS6606074">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606074</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923208</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923208</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0030.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0030.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923209" accession="ERS6606075">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606075</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923209</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923209</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0030.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0030.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923210" accession="ERS6606076">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606076</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923210</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923210</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0030.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0030.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923211" accession="ERS6606077">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606077</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923211</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923211</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0031.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0031.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923212" accession="ERS6606078">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606078</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923212</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-FIRST-PUBLIC</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-LAST-UPDATE</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923212</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0031.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0031.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>scientific_name</TAG>
        <VALUE>bacterium</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923213" accession="ERS6606079">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606079</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923213</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923213</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0031.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0031.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923214" accession="ERS6606080">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606080</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923214</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923214</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0032.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0032.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923215" accession="ERS6606081">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606081</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923215</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923215</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0032.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0032.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923216" accession="ERS6606082">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606082</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923216</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923216</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0032.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0032.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923217" accession="ERS6606083">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606083</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923217</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923217</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0033.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0033.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923218" accession="ERS6606084">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606084</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923218</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923218</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0033.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0033.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923219" accession="ERS6606085">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606085</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923219</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923219</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0033.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0033.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923220" accession="ERS6606086">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606086</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923220</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923220</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0034.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0034.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923221" accession="ERS6606087">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606087</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923221</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923221</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0034.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0034.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923222" accession="ERS6606088">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606088</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923222</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923222</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0034.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0034.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923223" accession="ERS6606089">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606089</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923223</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923223</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0035.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0035.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923224" accession="ERS6606090">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606090</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923224</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923224</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0035.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0035.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923225" accession="ERS6606091">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606091</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923225</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923225</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0035.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0035.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923226" accession="ERS6606092">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606092</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923226</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923226</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0036.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0036.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923227" accession="ERS6606093">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606093</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923227</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923227</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0036.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0036.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923228" accession="ERS6606094">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606094</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923228</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923228</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0036.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0036.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923229" accession="ERS6606095">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606095</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923229</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923229</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0037.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0037.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923230" accession="ERS6606096">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606096</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923230</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923230</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0037.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0037.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923231" accession="ERS6606097">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606097</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923231</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923231</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0037.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0037.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923232" accession="ERS6606098">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606098</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923232</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923232</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0038.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0038.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923233" accession="ERS6606099">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606099</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923233</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923233</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0038.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0038.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923234" accession="ERS6606100">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606100</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923234</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923234</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0038.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0038.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923235" accession="ERS6606101">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606101</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923235</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923235</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0039.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0039.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923236" accession="ERS6606102">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606102</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923236</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923236</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0039.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0039.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923237" accession="ERS6606103">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606103</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923237</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923237</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0039.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0039.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923238" accession="ERS6606104">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606104</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923238</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923238</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0040.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0040.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923239" accession="ERS6606105">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606105</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923239</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923239</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0040.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0040.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923240" accession="ERS6606106">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606106</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923240</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923240</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0040.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0040.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923241" accession="ERS6606107">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606107</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923241</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923241</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0041.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0041.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923242" accession="ERS6606108">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606108</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923242</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923242</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0041.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0041.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923243" accession="ERS6606109">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606109</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923243</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923243</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0041.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0041.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923244" accession="ERS6606110">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606110</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923244</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923244</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0042.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0042.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923245" accession="ERS6606111">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606111</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923245</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923245</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0042.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0042.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923246" accession="ERS6606112">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606112</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923246</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923246</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0042.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0042.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923247" accession="ERS6606113">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606113</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923247</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923247</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0043.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0043.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923248" accession="ERS6606114">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606114</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923248</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923248</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0043.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0043.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923249" accession="ERS6606115">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606115</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923249</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923249</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0043.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0043.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923250" accession="ERS6606116">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606116</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923250</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923250</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0044.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0044.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923251" accession="ERS6606117">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606117</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923251</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923251</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0044.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0044.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923252" accession="ERS6606118">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606118</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923252</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923252</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0044.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0044.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923253" accession="ERS6606119">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606119</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923253</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923253</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0045.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0045.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923254" accession="ERS6606120">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606120</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923254</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923254</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0045.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0045.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923255" accession="ERS6606121">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606121</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923255</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923255</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0045.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0045.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923256" accession="ERS6606122">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606122</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923256</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923256</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0046.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0046.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923257" accession="ERS6606123">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606123</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923257</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923257</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0046.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0046.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923258" accession="ERS6606124">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606124</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923258</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923258</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0046.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0046.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923259" accession="ERS6606125">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606125</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923259</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923259</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0047.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0047.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923260" accession="ERS6606126">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606126</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923260</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923260</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0047.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0047.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923261" accession="ERS6606127">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606127</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923261</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923261</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0047.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0047.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923262" accession="ERS6606128">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606128</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923262</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923262</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0048.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0048.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923263" accession="ERS6606129">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606129</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923263</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923263</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0048.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0048.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923264" accession="ERS6606130">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606130</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923264</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923264</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0048.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0048.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923265" accession="ERS6606131">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606131</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923265</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923265</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0049.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0049.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923266" accession="ERS6606132">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606132</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923266</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923266</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0049.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0049.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923267" accession="ERS6606133">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606133</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923267</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923267</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0049.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0049.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923268" accession="ERS6606134">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606134</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923268</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923268</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0050.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0050.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923269" accession="ERS6606135">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606135</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923269</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923269</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0050.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0050.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923270" accession="ERS6606136">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606136</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923270</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923270</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0050.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0050.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923271" accession="ERS6606137">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606137</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923271</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923271</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0051.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0051.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923272" accession="ERS6606138">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606138</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923272</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923272</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0051.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0051.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923273" accession="ERS6606139">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606139</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923273</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923273</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0051.IgApos</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0051.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923274" accession="ERS6606140">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606140</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923274</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923274</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0051.Input</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0051.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923275" accession="ERS6606141">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606141</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923275</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923275</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0052.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0052.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923276" accession="ERS6606142">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606142</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923276</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923276</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0052.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0052.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923277" accession="ERS6606143">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606143</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923277</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923277</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0052.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0052.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923278" accession="ERS6606144">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606144</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923278</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923278</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0052.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0052.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923279" accession="ERS6606145">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606145</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923279</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923279</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0053.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0053.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923280" accession="ERS6606146">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606146</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923280</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923280</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0053.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0053.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923281" accession="ERS6606147">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606147</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923281</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923281</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0053.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0053.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923282" accession="ERS6606148">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606148</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923282</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923282</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0054.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0054.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923283" accession="ERS6606149">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606149</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923283</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923283</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0054.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0054.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923284" accession="ERS6606150">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606150</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923284</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923284</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0054.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0054.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923285" accession="ERS6606151">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606151</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923285</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923285</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0055.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0055.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923286" accession="ERS6606152">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606152</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923286</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923286</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0055.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0055.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923287" accession="ERS6606153">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606153</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923287</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923287</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0055.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0055.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923288" accession="ERS6606154">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606154</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923288</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923288</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0056.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0056.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923289" accession="ERS6606155">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606155</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923289</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923289</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0056.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0056.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923290" accession="ERS6606156">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606156</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923290</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923290</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0056.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0056.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923291" accession="ERS6606157">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606157</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923291</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923291</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0057.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0057.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923292" accession="ERS6606158">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606158</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923292</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923292</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0057.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0057.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923293" accession="ERS6606159">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606159</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923293</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923293</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0057.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0057.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923294" accession="ERS6606160">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606160</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923294</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923294</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0057.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0057.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923295" accession="ERS6606161">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606161</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923295</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923295</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0058.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0058.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923296" accession="ERS6606162">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606162</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923296</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923296</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0058.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0058.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923297" accession="ERS6606163">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606163</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923297</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923297</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0058.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0058.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923298" accession="ERS6606164">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606164</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923298</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923298</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0058.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0058.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923299" accession="ERS6606165">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606165</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923299</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923299</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0059.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0059.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923300" accession="ERS6606166">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606166</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923300</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923300</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0059.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0059.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923301" accession="ERS6606167">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606167</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923301</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923301</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0059.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0059.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923302" accession="ERS6606168">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606168</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923302</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923302</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0060.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0060.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923303" accession="ERS6606169">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606169</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923303</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923303</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0060.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0060.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923304" accession="ERS6606170">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606170</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923304</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923304</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0060.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0060.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923305" accession="ERS6606171">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606171</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923305</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923305</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0061.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0061.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923306" accession="ERS6606172">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606172</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923306</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923306</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0061.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0061.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923307" accession="ERS6606173">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606173</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923307</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923307</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0061.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0061.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923308" accession="ERS6606174">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606174</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923308</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923308</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0062.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0062.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923309" accession="ERS6606175">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606175</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923309</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923309</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0062.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0062.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923310" accession="ERS6606176">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606176</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923310</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923310</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0062.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0062.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923311" accession="ERS6606177">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606177</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923311</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923311</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0062.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0062.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923312" accession="ERS6606178">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606178</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923312</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923312</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0063.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0063.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923313" accession="ERS6606179">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606179</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923313</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923313</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0063.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0063.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923314" accession="ERS6606180">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606180</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923314</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923314</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0063.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0063.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923315" accession="ERS6606181">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606181</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923315</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923315</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M070H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M070H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923316" accession="ERS6606182">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606182</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923316</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923316</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M070H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M070H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923317" accession="ERS6606183">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606183</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923317</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923317</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M502A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M502A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923318" accession="ERS6606184">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606184</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923318</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923318</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M502A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M502A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923319" accession="ERS6606185">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606185</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923319</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923319</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M565A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M565A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923320" accession="ERS6606186">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606186</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923320</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923320</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M565A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M565A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923321" accession="ERS6606187">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606187</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923321</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923321</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M575A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M575A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923322" accession="ERS6606188">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606188</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923322</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923322</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M582A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M582A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923323" accession="ERS6606189">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606189</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923323</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923323</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M585A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M585A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923324" accession="ERS6606190">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606190</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923324</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923324</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M585A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M585A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923325" accession="ERS6606191">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606191</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923325</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923325</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M589A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M589A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923326" accession="ERS6606192">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606192</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923326</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923326</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M595A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M595A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923327" accession="ERS6606193">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606193</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923327</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923327</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M595A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M595A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923328" accession="ERS6606194">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606194</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923328</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923328</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M600A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M600A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923329" accession="ERS6606195">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606195</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923329</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923329</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M600A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M600A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923330" accession="ERS6606196">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606196</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923330</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923330</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M697H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M697H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923331" accession="ERS6606197">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606197</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923331</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923331</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M697H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M697H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923332" accession="ERS6606198">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606198</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923332</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923332</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M962H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M962H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923333" accession="ERS6606199">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606199</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923333</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923333</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M962H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M962H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923334" accession="ERS6606200">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606200</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923334</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923334</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M965H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M965H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923335" accession="ERS6606201">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606201</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923335</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923335</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M965H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M965H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923336" accession="ERS6606202">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606202</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923336</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923336</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M967H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M967H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923337" accession="ERS6606203">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606203</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923337</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923337</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M967H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M967H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923338" accession="ERS6606204">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606204</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923338</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923338</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M972H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M972H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923339" accession="ERS6606205">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606205</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923339</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923339</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M972H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M972H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923340" accession="ERS6606206">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606206</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923340</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923340</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M973H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M973H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923341" accession="ERS6606207">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606207</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923341</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923341</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M973H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M973H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923342" accession="ERS6606208">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606208</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923342</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923342</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M974H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M974H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923343" accession="ERS6606209">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606209</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923343</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923343</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M974H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M974H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923344" accession="ERS6606210">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606210</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923344</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923344</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M975H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M975H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923345" accession="ERS6606211">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606211</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923345</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923345</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M975H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M975H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923346" accession="ERS6606212">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606212</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923346</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923346</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M988H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M988H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923347" accession="ERS6606213">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606213</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923347</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923347</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0064.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0064.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923348" accession="ERS6606214">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606214</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923348</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923348</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0064.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0064.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923349" accession="ERS6606215">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606215</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923349</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923349</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0064.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0064.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923350" accession="ERS6606216">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606216</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923350</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923350</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0065.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0065.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923351" accession="ERS6606217">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606217</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923351</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923351</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0065.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0065.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923352" accession="ERS6606218">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606218</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923352</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923352</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0065.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0065.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923353" accession="ERS6606219">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606219</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923353</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923353</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0066.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0066.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923354" accession="ERS6606220">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606220</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923354</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923354</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0066.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0066.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923355" accession="ERS6606221">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606221</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923355</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923355</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0066.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0066.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923356" accession="ERS6606222">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606222</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923356</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923356</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0066.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0066.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923357" accession="ERS6606223">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606223</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923357</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923357</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0067.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0067.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923358" accession="ERS6606224">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606224</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923358</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923358</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0067.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0067.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923359" accession="ERS6606225">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606225</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923359</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923359</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0067.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0067.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923360" accession="ERS6606226">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606226</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923360</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923360</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0067.Input</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0067.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923361" accession="ERS6606227">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606227</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923361</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923361</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0068.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0068.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923362" accession="ERS6606228">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606228</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923362</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923362</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0068.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0068.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923363" accession="ERS6606229">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606229</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923363</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923363</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0068.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0068.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923364" accession="ERS6606230">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606230</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923364</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923364</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0068.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0068.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923365" accession="ERS6606231">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606231</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923365</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923365</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0069.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0069.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923366" accession="ERS6606232">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606232</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923366</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923366</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0069.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0069.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923367" accession="ERS6606233">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606233</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923367</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923367</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0069.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0069.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923368" accession="ERS6606234">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606234</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923368</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923368</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0069.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0069.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923369" accession="ERS6606235">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606235</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923369</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923369</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0070.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0070.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923370" accession="ERS6606236">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606236</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923370</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923370</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0070.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0070.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923371" accession="ERS6606237">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606237</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923371</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923371</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0070.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0070.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923372" accession="ERS6606238">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606238</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923372</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923372</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0070.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0070.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923373" accession="ERS6606239">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606239</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923373</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923373</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0071.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0071.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923374" accession="ERS6606240">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606240</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923374</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923374</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0071.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0071.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923375" accession="ERS6606241">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606241</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923375</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923375</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0071.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0071.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923376" accession="ERS6606242">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606242</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923376</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923376</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0071.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0071.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923377" accession="ERS6606243">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606243</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923377</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923377</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0072.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0072.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923378" accession="ERS6606244">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606244</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923378</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923378</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0072.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0072.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923379" accession="ERS6606245">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606245</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923379</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923379</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0072.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0072.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923380" accession="ERS6606246">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606246</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923380</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923380</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0073.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0073.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923381" accession="ERS6606247">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606247</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923381</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923381</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0073.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0073.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923382" accession="ERS6606248">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606248</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923382</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923382</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0073.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0073.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923383" accession="ERS6606249">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606249</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923383</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923383</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0073.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0073.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923384" accession="ERS6606250">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606250</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923384</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923384</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0074.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0074.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923385" accession="ERS6606251">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606251</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923385</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923385</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0074.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0074.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923386" accession="ERS6606252">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606252</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923386</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923386</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0074.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0074.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923387" accession="ERS6606253">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606253</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923387</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923387</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0074.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0074.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923388" accession="ERS6606254">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606254</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923388</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923388</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0075.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0075.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923389" accession="ERS6606255">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606255</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923389</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923389</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0075.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0075.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923390" accession="ERS6606256">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606256</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923390</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923390</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0075.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0075.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923391" accession="ERS6606257">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606257</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923391</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923391</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0075.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0075.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923392" accession="ERS6606258">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606258</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923392</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923392</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0076.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0076.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923393" accession="ERS6606259">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606259</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923393</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923393</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0076.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0076.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923394" accession="ERS6606260">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606260</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923394</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923394</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0076.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0076.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923395" accession="ERS6606261">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606261</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923395</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923395</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0076.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0076.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923396" accession="ERS6606262">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606262</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923396</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923396</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0077.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0077.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923397" accession="ERS6606263">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606263</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923397</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923397</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0077.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0077.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923398" accession="ERS6606264">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606264</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923398</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923398</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0077.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0077.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923399" accession="ERS6606265">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606265</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923399</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923399</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0077.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0077.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923400" accession="ERS6606266">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606266</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923400</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923400</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0078.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0078.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923401" accession="ERS6606267">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606267</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923401</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923401</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0078.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0078.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923402" accession="ERS6606268">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606268</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923402</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923402</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0078.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0078.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923403" accession="ERS6606269">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606269</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923403</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923403</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0078.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0078.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923404" accession="ERS6606270">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606270</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923404</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923404</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0079.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0079.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923405" accession="ERS6606271">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606271</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923405</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923405</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0079.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0079.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923406" accession="ERS6606272">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606272</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923406</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923406</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0079.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0079.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923407" accession="ERS6606273">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606273</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923407</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923407</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0079.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0079.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923408" accession="ERS6606274">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606274</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923408</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923408</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0080.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0080.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923409" accession="ERS6606275">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606275</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923409</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923409</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0080.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0080.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923410" accession="ERS6606276">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606276</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923410</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923410</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0080.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0080.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923411" accession="ERS6606277">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606277</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923411</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923411</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0080.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0080.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923412" accession="ERS6606278">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606278</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923412</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923412</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0081.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0081.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923413" accession="ERS6606279">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606279</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923413</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923413</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0081.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0081.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923414" accession="ERS6606280">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606280</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923414</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923414</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0081.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0081.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923415" accession="ERS6606281">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606281</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923415</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923415</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0081.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0081.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923416" accession="ERS6606282">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606282</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923416</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923416</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0083.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0083.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923417" accession="ERS6606283">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606283</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923417</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923417</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0083.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0083.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923418" accession="ERS6606284">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606284</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923418</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923418</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0083.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0083.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923419" accession="ERS6606285">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606285</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923419</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923419</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0083.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0083.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923420" accession="ERS6606286">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606286</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923420</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923420</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0084.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0084.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923421" accession="ERS6606287">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606287</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923421</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923421</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0084.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0084.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923422" accession="ERS6606288">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606288</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923422</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923422</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0084.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0084.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923423" accession="ERS6606289">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606289</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923423</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923423</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0084.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0084.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923424" accession="ERS6606290">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606290</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923424</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923424</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0086.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0086.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923425" accession="ERS6606291">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606291</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923425</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923425</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0086.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0086.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923426" accession="ERS6606292">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606292</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923426</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923426</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0086.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0086.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923427" accession="ERS6606293">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606293</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923427</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923427</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0086.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0086.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923428" accession="ERS6606294">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606294</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923428</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923428</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923429" accession="ERS6606295">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606295</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923429</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923429</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923430" accession="ERS6606296">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606296</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923430</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923430</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923431" accession="ERS6606297">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606297</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923431</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923431</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923432" accession="ERS6606298">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606298</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923432</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923432</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923433" accession="ERS6606299">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606299</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923433</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923433</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923434" accession="ERS6606300">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606300</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923434</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923434</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0087B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0087B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923435" accession="ERS6606301">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606301</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923435</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923435</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923436" accession="ERS6606302">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606302</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923436</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923436</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923437" accession="ERS6606303">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606303</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923437</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923437</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923438" accession="ERS6606304">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606304</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923438</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923438</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923439" accession="ERS6606305">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606305</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923439</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923439</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088B.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088B.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923440" accession="ERS6606306">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606306</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923440</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923440</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923441" accession="ERS6606307">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606307</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923441</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923441</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923442" accession="ERS6606308">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606308</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923442</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923442</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0088B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0088B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923443" accession="ERS6606309">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606309</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923443</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923443</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0089.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0089.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923444" accession="ERS6606310">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606310</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923444</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923444</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0089.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0089.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923445" accession="ERS6606311">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606311</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923445</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923445</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0089.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0089.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923446" accession="ERS6606312">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606312</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923446</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923446</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0089.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0089.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923447" accession="ERS6606313">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606313</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923447</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923447</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0090.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0090.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923448" accession="ERS6606314">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606314</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923448</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923448</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0090.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0090.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923449" accession="ERS6606315">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606315</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923449</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923449</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0090.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0090.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923450" accession="ERS6606316">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606316</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923450</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923450</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0090.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0090.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923451" accession="ERS6606317">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606317</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923451</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923451</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0091.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0091.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923452" accession="ERS6606318">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606318</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923452</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923452</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0091.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0091.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923453" accession="ERS6606319">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606319</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923453</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923453</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0091.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0091.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923454" accession="ERS6606320">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606320</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923454</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923454</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0091.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0091.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923455" accession="ERS6606321">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606321</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923455</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923455</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0092.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0092.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923456" accession="ERS6606322">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606322</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923456</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923456</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0092.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0092.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923457" accession="ERS6606323">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606323</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923457</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923457</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0092.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0092.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923458" accession="ERS6606324">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606324</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923458</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923458</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0092.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0092.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923459" accession="ERS6606325">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606325</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923459</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923459</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0093.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0093.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923460" accession="ERS6606326">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606326</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923460</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923460</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0093.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0093.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923461" accession="ERS6606327">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606327</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923461</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923461</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0093.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0093.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923462" accession="ERS6606328">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606328</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923462</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923462</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0093.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0093.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923463" accession="ERS6606329">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606329</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923463</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923463</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0094.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0094.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923464" accession="ERS6606330">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606330</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923464</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923464</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0094.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0094.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923465" accession="ERS6606331">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606331</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923465</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923465</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0094.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0094.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923466" accession="ERS6606332">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606332</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923466</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923466</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0094.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0094.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923467" accession="ERS6606333">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606333</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923467</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923467</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923468" accession="ERS6606334">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606334</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923468</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923468</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923469" accession="ERS6606335">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606335</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923469</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923469</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923470" accession="ERS6606336">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606336</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923470</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923470</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923471" accession="ERS6606337">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606337</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923471</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923471</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095B.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095B.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923472" accession="ERS6606338">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606338</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923472</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923472</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095B.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923473" accession="ERS6606339">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606339</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923473</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923473</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095B.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923474" accession="ERS6606340">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606340</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923474</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923474</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0095B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0095B.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923475" accession="ERS6606341">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606341</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923475</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923475</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0096.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0096.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923476" accession="ERS6606342">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606342</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923476</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923476</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0096.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0096.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923477" accession="ERS6606343">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606343</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923477</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923477</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0096.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0096.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923478" accession="ERS6606344">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606344</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923478</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923478</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0096.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0096.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923479" accession="ERS6606345">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606345</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923479</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923479</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0097.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0097.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923480" accession="ERS6606346">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606346</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923480</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923480</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0097.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0097.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923481" accession="ERS6606347">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606347</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923481</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923481</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0097.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0097.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923482" accession="ERS6606348">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606348</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923482</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923482</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0097.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0097.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923483" accession="ERS6606349">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606349</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923483</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923483</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0098.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0098.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923484" accession="ERS6606350">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606350</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923484</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923484</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0098.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0098.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923485" accession="ERS6606351">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606351</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923485</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923485</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0098.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0098.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923486" accession="ERS6606352">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606352</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923486</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923486</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0098.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0098.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923487" accession="ERS6606353">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606353</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923487</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923487</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0099.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0099.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923488" accession="ERS6606354">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606354</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923488</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923488</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0099.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0099.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923489" accession="ERS6606355">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606355</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923489</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923489</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0099.IgApos</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0099.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923490" accession="ERS6606356">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606356</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923490</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923490</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0099.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923491" accession="ERS6606357">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606357</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923491</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923491</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0100.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0100.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923492" accession="ERS6606358">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606358</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923492</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923492</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0100.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0100.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923493" accession="ERS6606359">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606359</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923493</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923493</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0100.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0100.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923494" accession="ERS6606360">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606360</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923494</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923494</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0100.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0100.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923495" accession="ERS6606361">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606361</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923495</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923495</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0101.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0101.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923496" accession="ERS6606362">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606362</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923496</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923496</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0101.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0101.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923497" accession="ERS6606363">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606363</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923497</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923497</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0101.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0101.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923498" accession="ERS6606364">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606364</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923498</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923498</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0101.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0101.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923499" accession="ERS6606365">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606365</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923499</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923499</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0102.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0102.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923500" accession="ERS6606366">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606366</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923500</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923500</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0102.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0102.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923501" accession="ERS6606367">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606367</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923501</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923501</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0102.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0102.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923502" accession="ERS6606368">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606368</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923502</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923502</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0102.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0102.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923503" accession="ERS6606369">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606369</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923503</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923503</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0103.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0103.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923504" accession="ERS6606370">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606370</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923504</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923504</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0103.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0103.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923505" accession="ERS6606371">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606371</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923505</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923505</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0103.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0103.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923506" accession="ERS6606372">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606372</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923506</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923506</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0103.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0103.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923507" accession="ERS6606373">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606373</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923507</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923507</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0104.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0104.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923508" accession="ERS6606374">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606374</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923508</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923508</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0104.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0104.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923509" accession="ERS6606375">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606375</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923509</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923509</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0104.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0104.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923510" accession="ERS6606376">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606376</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923510</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923510</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0104.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0104.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923511" accession="ERS6606377">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606377</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923511</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923511</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PostSort170211.PostSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PostSort170211.PostSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923512" accession="ERS6606378">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606378</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923512</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923512</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PostSort171018.PostSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PostSort171018.PostSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923513" accession="ERS6606379">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606379</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923513</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923513</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PreSort.170211.PreSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PreSort.170211.PreSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923514" accession="ERS6606380">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606380</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923514</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923514</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PreSort.171018.PreSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PreSort.171018.PreSort</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923515" accession="ERS6606381">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606381</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923515</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923515</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M070H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M070H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923516" accession="ERS6606382">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606382</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923516</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923516</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M070H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M070H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923517" accession="ERS6606383">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606383</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923517</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923517</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M070H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M070H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923518" accession="ERS6606384">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606384</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923518</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923518</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M502A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M502A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923519" accession="ERS6606385">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606385</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923519</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923519</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M502A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M502A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923520" accession="ERS6606386">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606386</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923520</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923520</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M502A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M502A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923521" accession="ERS6606387">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606387</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923521</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923521</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M565A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M565A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923522" accession="ERS6606388">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606388</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923522</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923522</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M565A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M565A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923523" accession="ERS6606389">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606389</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923523</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923523</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M565A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M565A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923524" accession="ERS6606390">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606390</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923524</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923524</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M575A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M575A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923525" accession="ERS6606391">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606391</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923525</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923525</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M575A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M575A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923526" accession="ERS6606392">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606392</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923526</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923526</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M575A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M575A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923527" accession="ERS6606393">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606393</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923527</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923527</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M582A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M582A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923528" accession="ERS6606394">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606394</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923528</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923528</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M582A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M582A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923529" accession="ERS6606395">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606395</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923529</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923529</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M582A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M582A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923530" accession="ERS6606396">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606396</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923530</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923530</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M585A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M585A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923531" accession="ERS6606397">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606397</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923531</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923531</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M585A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M585A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923532" accession="ERS6606398">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606398</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923532</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923532</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M585A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M585A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923533" accession="ERS6606399">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606399</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923533</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923533</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M589A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M589A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923534" accession="ERS6606400">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606400</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923534</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923534</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M589A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M589A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923535" accession="ERS6606401">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606401</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923535</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923535</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M589A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M589A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923536" accession="ERS6606402">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606402</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923536</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923536</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M595A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M595A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923537" accession="ERS6606403">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606403</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923537</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923537</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M595A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M595A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923538" accession="ERS6606404">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606404</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923538</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923538</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M595A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M595A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923539" accession="ERS6606405">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606405</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923539</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923539</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M600A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M600A.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923540" accession="ERS6606406">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606406</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923540</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923540</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M600A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M600A.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923541" accession="ERS6606407">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606407</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923541</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923541</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M600A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M600A.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923542" accession="ERS6606408">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606408</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923542</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923542</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M697H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M697H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923543" accession="ERS6606409">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606409</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923543</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923543</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M697H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M697H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923544" accession="ERS6606410">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606410</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923544</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923544</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M697H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M697H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923545" accession="ERS6606411">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606411</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923545</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923545</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M962H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M962H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923546" accession="ERS6606412">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606412</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923546</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923546</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M962H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M962H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923547" accession="ERS6606413">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606413</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923547</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923547</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M962H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M962H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923548" accession="ERS6606414">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606414</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923548</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923548</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M965H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M965H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923549" accession="ERS6606415">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606415</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923549</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923549</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M965H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M965H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923550" accession="ERS6606416">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606416</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923550</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923550</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M965H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M965H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923551" accession="ERS6606417">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606417</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923551</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923551</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M967H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M967H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923552" accession="ERS6606418">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606418</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923552</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923552</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M967H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M967H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923553" accession="ERS6606419">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606419</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923553</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923553</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M967H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M967H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923554" accession="ERS6606420">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606420</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923554</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923554</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M972H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M972H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923555" accession="ERS6606421">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606421</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923555</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923555</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M972H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M972H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923556" accession="ERS6606422">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606422</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923556</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923556</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M972H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M972H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923557" accession="ERS6606423">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606423</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923557</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923557</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M973H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M973H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923558" accession="ERS6606424">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606424</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923558</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923558</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M973H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M973H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923559" accession="ERS6606425">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606425</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923559</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923559</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M973H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M973H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923560" accession="ERS6606426">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606426</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923560</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923560</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M974H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M974H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923561" accession="ERS6606427">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606427</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923561</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923561</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M974H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M974H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923562" accession="ERS6606428">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606428</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923562</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923562</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M974H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M974H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923563" accession="ERS6606429">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606429</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923563</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923563</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M975H.IgAneg</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M975H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923564" accession="ERS6606430">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606430</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923564</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923564</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M975H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M975H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923565" accession="ERS6606431">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606431</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923565</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923565</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M975H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M975H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923566" accession="ERS6606432">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606432</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923566</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923566</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M988H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M988H.IgAneg</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923567" accession="ERS6606433">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606433</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923567</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923567</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M988H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M988H.IgApos</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923568" accession="ERS6606434">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606434</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923568</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923568</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS.M988H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS.M988H.Input</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923569" accession="ERS6606435">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606435</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923569</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923569</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M0H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M0H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923570" accession="ERS6606436">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606436</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923570</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923570</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M0H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M0H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923571" accession="ERS6606437">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606437</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923571</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923571</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M0H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M0H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923572" accession="ERS6606438">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606438</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923572</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923572</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M0H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M0H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923573" accession="ERS6606439">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606439</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923573</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923573</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M551A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M551A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923574" accession="ERS6606440">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606440</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923574</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923574</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M551A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M551A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923575" accession="ERS6606441">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606441</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923575</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923575</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M551A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M551A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923576" accession="ERS6606442">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606442</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923576</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923576</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M551A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M551A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923577" accession="ERS6606443">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606443</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923577</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923577</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M553A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M553A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923578" accession="ERS6606444">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606444</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923578</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923578</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M553A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M553A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923579" accession="ERS6606445">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606445</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923579</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923579</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M553A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M553A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923580" accession="ERS6606446">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606446</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923580</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923580</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M554A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M554A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923581" accession="ERS6606447">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606447</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923581</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923581</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M554A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M554A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923582" accession="ERS6606448">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606448</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923582</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923582</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M554A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M554A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923583" accession="ERS6606449">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606449</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923583</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923583</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M554A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M554A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923584" accession="ERS6606450">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606450</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923584</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923584</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M556A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M556A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923585" accession="ERS6606451">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606451</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923585</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923585</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M556A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M556A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923586" accession="ERS6606452">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606452</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923586</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923586</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M556A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M556A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923587" accession="ERS6606453">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606453</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923587</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923587</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M556A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M556A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923588" accession="ERS6606454">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606454</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923588</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923588</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M669H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M669H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923589" accession="ERS6606455">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606455</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923589</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923589</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M669H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M669H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923590" accession="ERS6606456">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606456</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923590</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923590</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M669H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M669H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923591" accession="ERS6606457">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606457</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923591</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923591</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M669H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M669H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923592" accession="ERS6606458">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606458</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923592</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923592</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M671H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M671H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923593" accession="ERS6606459">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606459</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923593</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923593</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M671H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M671H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923594" accession="ERS6606460">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606460</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923594</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923594</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M671H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M671H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923595" accession="ERS6606461">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606461</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923595</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923595</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M671H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M671H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923596" accession="ERS6606462">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606462</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923596</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923596</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M699H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M699H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923597" accession="ERS6606463">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606463</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923597</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923597</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M699H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M699H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923598" accession="ERS6606464">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606464</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923598</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923598</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M699H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M699H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923599" accession="ERS6606465">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606465</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923599</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923599</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M699H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M699H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923600" accession="ERS6606466">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606466</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923600</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923600</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M700A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M700A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923601" accession="ERS6606467">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606467</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923601</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923601</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M700A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M700A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923603" accession="ERS6606469">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606469</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923603</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923603</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M700A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M700A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923604" accession="ERS6606470">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606470</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923604</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923604</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M930H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M930H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923605" accession="ERS6606471">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606471</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923605</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923605</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M930H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M930H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923606" accession="ERS6606472">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606472</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923606</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923606</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M930H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M930H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923607" accession="ERS6606473">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606473</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923607</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923607</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M930H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M930H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923608" accession="ERS6606474">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606474</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923608</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923608</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M931H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M931H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923609" accession="ERS6606475">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606475</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923609</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923609</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M931H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M931H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923610" accession="ERS6606476">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606476</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923610</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923610</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M931H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M931H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923611" accession="ERS6606477">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606477</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923611</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923611</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M940A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M940A.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923612" accession="ERS6606478">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606478</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923612</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923612</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M940A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M940A.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923613" accession="ERS6606479">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606479</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923613</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923613</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M940A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M940A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923614" accession="ERS6606480">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606480</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923614</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923614</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M940A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M940A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923615" accession="ERS6606481">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606481</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923615</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923615</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M947H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M947H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923616" accession="ERS6606482">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606482</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923616</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923616</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M947H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M947H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923602" accession="ERS6606468">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606468</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923602</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923602</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M700A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M700A.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923617" accession="ERS6606483">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606483</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923617</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923617</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M947H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M947H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923618" accession="ERS6606484">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606484</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923618</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923618</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M947H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M947H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923619" accession="ERS6606485">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606485</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923619</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923619</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M958H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M958H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923620" accession="ERS6606486">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606486</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923620</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923620</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M958H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M958H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923621" accession="ERS6606487">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606487</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923621</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923621</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M958H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M958H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923622" accession="ERS6606488">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606488</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923622</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923622</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M958H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M958H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923623" accession="ERS6606489">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606489</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923623</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923623</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M994H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M994H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923624" accession="ERS6606490">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606490</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923624</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923624</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M994H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M994H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923625" accession="ERS6606491">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606491</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923625</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923625</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M994H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M994H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923626" accession="ERS6606492">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606492</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923626</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923626</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M994H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M994H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923627" accession="ERS6606493">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606493</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923627</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M995H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M995H.BAL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923628" accession="ERS6606494">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606494</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923628</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923628</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M995H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M995H.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923629" accession="ERS6606495">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606495</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923629</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923629</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M995H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M995H.presens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923630" accession="ERS6606496">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606496</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923630</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923630</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS2.M995H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS2.M995H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923631" accession="ERS6606497">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606497</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923631</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923631</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PostSort.180221</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PostSort.180221</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923632" accession="ERS6606498">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606498</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923632</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923632</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PostSort.180402</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PostSort.180402</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923633" accession="ERS6606499">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606499</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923633</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923633</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PreSort.180221</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PreSort.180221</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923634" accession="ERS6606500">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606500</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923634</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923634</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>PreSort.180402</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>flow cytometer</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>negative control</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>PreSort.180402</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923635" accession="ERS6606501">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606501</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923635</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923635</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GNMARS3.M822A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GNMARS3.M822A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923636" accession="ERS6606502">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606502</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923636</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923636</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M197A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M197A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923637" accession="ERS6606503">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606503</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923637</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923637</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M198H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M198H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923638" accession="ERS6606504">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606504</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923638</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923638</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M261H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M261H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923639" accession="ERS6606505">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606505</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923639</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923639</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M265A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M265A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923640" accession="ERS6606506">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606506</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923640</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923640</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M270H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M270H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923641" accession="ERS6606507">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606507</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923641</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923641</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M273A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M273A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923642" accession="ERS6606508">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606508</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923642</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923642</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M300A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M300A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923643" accession="ERS6606509">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606509</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923643</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923643</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM4.M901A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM4.M901A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923644" accession="ERS6606510">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606510</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923644</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923644</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M282H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M282H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923645" accession="ERS6606511">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606511</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923645</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923645</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M604A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M604A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923646" accession="ERS6606512">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606512</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923646</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923646</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M605H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M605H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923647" accession="ERS6606513">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606513</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923647</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923647</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M911H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M911H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923648" accession="ERS6606514">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606514</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923648</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923648</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M917A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M917A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923649" accession="ERS6606515">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606515</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923649</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923649</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M921H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M921H.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923650" accession="ERS6606516">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606516</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923650</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923650</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnBM5.M924A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnBM5.M924A.CC</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923651" accession="ERS6606517">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606517</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923651</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923651</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M201.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M201.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923652" accession="ERS6606518">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606518</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923652</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923652</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M201A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M201A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923653" accession="ERS6606519">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606519</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923653</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923653</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M202.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M202.precol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923654" accession="ERS6606520">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606520</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923654</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923654</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M202H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M202H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923655" accession="ERS6606521">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606521</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923655</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923655</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M228A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M228A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923656" accession="ERS6606522">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606522</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923656</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923656</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M277A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M277A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923657" accession="ERS6606523">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606523</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923657</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923657</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M284H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M284H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923658" accession="ERS6606524">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606524</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923658</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923658</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M286H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M286H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923659" accession="ERS6606525">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606525</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923659</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923659</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M287A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M287A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923660" accession="ERS6606526">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606526</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923660</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923660</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M602H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M602H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923661" accession="ERS6606527">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606527</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923661</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923661</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M631A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M631A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923662" accession="ERS6606528">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606528</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923662</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923662</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M912A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M912A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923663" accession="ERS6606529">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606529</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923663</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923663</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M913H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M913H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923664" accession="ERS6606530">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606530</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923664</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923664</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M914A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M914A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923665" accession="ERS6606531">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606531</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923665</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923665</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M915H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M915H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923666" accession="ERS6606532">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606532</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923666</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923666</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M916H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M916H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923667" accession="ERS6606533">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606533</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923667</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923667</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M919A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M919A.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923668" accession="ERS6606534">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606534</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923668</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923668</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M922H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M922H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923669" accession="ERS6606535">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606535</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923669</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923669</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>GnMARS4.M923H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>GnMARS4.M923H.sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923670" accession="ERS6606536">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606536</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923670</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923670</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923671" accession="ERS6606537">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606537</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923671</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923671</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923672" accession="ERS6606538">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606538</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923672</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923672</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M118_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923673" accession="ERS6606539">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606539</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923673</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923673</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923674" accession="ERS6606540">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606540</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923674</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923674</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923675" accession="ERS6606541">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606541</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923675</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923675</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M139_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923676" accession="ERS6606542">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606542</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923676</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923676</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M160_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M160_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923677" accession="ERS6606543">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606543</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923677</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923677</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M160_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M160_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923678" accession="ERS6606544">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606544</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923678</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923678</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M162_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M162_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923679" accession="ERS6606545">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606545</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923679</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923679</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M162_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M162_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923680" accession="ERS6606546">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606546</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923680</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923680</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923681" accession="ERS6606547">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606547</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923681</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923681</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923682" accession="ERS6606548">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606548</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923682</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923682</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M168_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923683" accession="ERS6606549">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606549</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923683</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923683</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M171_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M171_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923684" accession="ERS6606550">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606550</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923684</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923684</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923685" accession="ERS6606551">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606551</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923685</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923685</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923686" accession="ERS6606552">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606552</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923686</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923686</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M172_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923687" accession="ERS6606553">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606553</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923687</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923687</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923688" accession="ERS6606554">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606554</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923688</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923688</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923689" accession="ERS6606555">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606555</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923689</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923689</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M176_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923690" accession="ERS6606556">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606556</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923690</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923690</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923691" accession="ERS6606557">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606557</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923691</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923691</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923692" accession="ERS6606558">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606558</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923692</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923692</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M177_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923693" accession="ERS6606559">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606559</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923693</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923693</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923694" accession="ERS6606560">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606560</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923694</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923694</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923695" accession="ERS6606561">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606561</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923695</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923695</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M178_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923697" accession="ERS6606563">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606563</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923697</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923697</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M179_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M179_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923698" accession="ERS6606564">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606564</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923698</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923698</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923699" accession="ERS6606565">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606565</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923699</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923699</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923700" accession="ERS6606566">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606566</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923700</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923700</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M180_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923701" accession="ERS6606567">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606567</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923701</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923701</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923702" accession="ERS6606568">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606568</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923702</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923702</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923703" accession="ERS6606569">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606569</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923703</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923703</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M181_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923704" accession="ERS6606570">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606570</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923704</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923704</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923705" accession="ERS6606571">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606571</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923705</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923705</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_preSens1</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923706" accession="ERS6606572">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606572</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923706</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_sac</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M187_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923707" accession="ERS6606573">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606573</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923707</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923708" accession="ERS6606574">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606574</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923708</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923708</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923709" accession="ERS6606575">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606575</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923709</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923709</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M188_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923710" accession="ERS6606576">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606576</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923710</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923710</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923711" accession="ERS6606577">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606577</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923711</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923711</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923712" accession="ERS6606578">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606578</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923712</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923712</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M189_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923713" accession="ERS6606579">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606579</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923713</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923713</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923714" accession="ERS6606580">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606580</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923714</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923714</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923715" accession="ERS6606581">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606581</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923715</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923715</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M190_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923716" accession="ERS6606582">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606582</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923716</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923716</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923717" accession="ERS6606583">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606583</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923717</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923717</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923718" accession="ERS6606584">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606584</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923718</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923718</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M209_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923719" accession="ERS6606585">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606585</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923719</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923719</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923720" accession="ERS6606586">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606586</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923720</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923720</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923721" accession="ERS6606587">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606587</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923721</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923721</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M241T_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923723" accession="ERS6606589">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606589</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923723</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923723</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M290_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M290_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923724" accession="ERS6606590">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606590</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923724</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923724</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M290_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M290_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923726" accession="ERS6606592">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606592</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923726</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923726</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M615_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M615_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923727" accession="ERS6606593">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606593</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923727</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923727</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M615_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M615_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923728" accession="ERS6606594">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606594</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923728</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923728</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923729" accession="ERS6606595">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606595</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923729</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923729</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923730" accession="ERS6606596">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606596</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923730</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923730</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M637_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923731" accession="ERS6606597">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606597</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923731</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923731</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923732" accession="ERS6606598">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606598</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923732</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923732</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923733" accession="ERS6606599">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606599</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923733</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923733</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M664_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923734" accession="ERS6606600">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606600</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923734</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923734</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923735" accession="ERS6606601">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606601</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923735</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923735</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923736" accession="ERS6606602">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606602</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923736</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923736</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M671_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923737" accession="ERS6606603">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606603</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923737</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923737</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923738" accession="ERS6606604">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606604</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923738</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923738</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923739" accession="ERS6606605">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606605</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923739</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923739</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M674_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923740" accession="ERS6606606">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606606</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923740</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923740</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923741" accession="ERS6606607">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606607</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923741</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923741</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923742" accession="ERS6606608">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606608</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923742</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923742</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M683_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923743" accession="ERS6606609">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606609</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923743</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923743</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M691_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M691_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923744" accession="ERS6606610">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606610</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923744</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923744</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M691_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M691_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923745" accession="ERS6606611">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606611</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923745</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923745</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923746" accession="ERS6606612">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606612</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923746</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923746</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923747" accession="ERS6606613">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606613</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923747</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923747</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M692_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923748" accession="ERS6606614">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606614</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923748</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923748</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923749" accession="ERS6606615">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606615</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923749</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923749</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923750" accession="ERS6606616">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606616</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923750</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923750</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M696_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923751" accession="ERS6606617">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606617</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923751</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923751</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923752" accession="ERS6606618">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606618</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923752</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923752</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923753" accession="ERS6606619">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606619</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923753</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923753</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M698_HGF5_MARS0034_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923754" accession="ERS6606620">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606620</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923754</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923754</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_preChallenge</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923755" accession="ERS6606621">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606621</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923755</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923755</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923756" accession="ERS6606622">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606622</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923756</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923756</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M700_HGF5_MARS0033_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923757" accession="ERS6606623">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606623</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923757</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923757</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923758" accession="ERS6606624">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606624</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923758</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923758</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923759" accession="ERS6606625">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606625</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923759</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923759</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M858_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923760" accession="ERS6606626">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606626</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923760</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923760</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923761" accession="ERS6606627">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606627</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923761</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923761</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923762" accession="ERS6606628">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606628</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923762</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923762</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M859_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923763" accession="ERS6606629">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606629</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923763</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923763</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M860_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M860_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923765" accession="ERS6606631">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606631</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923765</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923765</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M860_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M860_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923766" accession="ERS6606632">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606632</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923766</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923766</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923767" accession="ERS6606633">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606633</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923767</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923767</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923768" accession="ERS6606634">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606634</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923768</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923768</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M862_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923769" accession="ERS6606635">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606635</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923769</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923769</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923770" accession="ERS6606636">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606636</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923770</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923770</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923771" accession="ERS6606637">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606637</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923771</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923771</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M863_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923772" accession="ERS6606638">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606638</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923772</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923772</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923773" accession="ERS6606639">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606639</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923773</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923773</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923774" accession="ERS6606640">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606640</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923774</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923774</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M864_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923775" accession="ERS6606641">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606641</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923775</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923775</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923776" accession="ERS6606642">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606642</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923776</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923776</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923777" accession="ERS6606643">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606643</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923777</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923777</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M865_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923778" accession="ERS6606644">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606644</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923778</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923778</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923779" accession="ERS6606645">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606645</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923779</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923779</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923780" accession="ERS6606646">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606646</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923780</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923780</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M866_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923781" accession="ERS6606647">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606647</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923781</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923781</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923782" accession="ERS6606648">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606648</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923782</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923782</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923783" accession="ERS6606649">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606649</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923783</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923783</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M868_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923784" accession="ERS6606650">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606650</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923784</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923784</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923785" accession="ERS6606651">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606651</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923785</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923785</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923786" accession="ERS6606652">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606652</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923786</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923786</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_sac</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M870_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923787" accession="ERS6606653">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606653</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923787</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923787</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923788" accession="ERS6606654">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606654</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923788</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923788</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923789" accession="ERS6606655">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606655</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923789</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
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        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_sac</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M871_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923790" accession="ERS6606656">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606656</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923790</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
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        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923790</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_preChall</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923791" accession="ERS6606657">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606657</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923791</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923791</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_preSens1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923792" accession="ERS6606658">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606658</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923792</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923792</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M872_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923793" accession="ERS6606659">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606659</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923793</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923793</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M873_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M873_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923794" accession="ERS6606660">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606660</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923794</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923794</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M873_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M873_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923795" accession="ERS6606661">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606661</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923795</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923795</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M874_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M874_HGF6_MARS0043_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923796" accession="ERS6606662">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606662</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923796</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923796</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M874_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M874_HGF6_MARS0043_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923797" accession="ERS6606663">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606663</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923797</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923797</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M875_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M875_HGF6_MARS0022_fecal_postCol</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923798" accession="ERS6606664">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606664</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923798</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923798</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M875_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M875_HGF6_MARS0022_fecal_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923799" accession="ERS6606665">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606665</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923799</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923799</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0008.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0008.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923800" accession="ERS6606666">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606666</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923800</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923800</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>MARS0072.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>human</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>MARS0072.F.16s</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923801" accession="ERS6606667">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606667</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923801</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923801</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F130_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F130_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923802" accession="ERS6606668">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606668</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923802</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923802</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F202_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F202_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923803" accession="ERS6606669">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606669</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923803</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923803</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F202_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F202_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923804" accession="ERS6606670">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606670</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923804</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923804</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F202_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F202_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923805" accession="ERS6606671">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606671</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923805</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923805</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F202_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F202_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923806" accession="ERS6606672">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606672</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923806</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923806</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F208_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F208_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923807" accession="ERS6606673">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606673</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923807</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923807</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F208_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F208_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923808" accession="ERS6606674">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606674</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923808</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923808</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F208_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F208_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923809" accession="ERS6606675">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606675</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923809</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923809</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F208_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F208_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923810" accession="ERS6606676">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606676</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923810</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923810</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F215_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F215_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923811" accession="ERS6606677">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606677</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923811</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923811</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F215_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F215_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923812" accession="ERS6606678">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606678</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923812</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923812</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F215_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F215_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923813" accession="ERS6606679">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606679</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923813</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923813</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F215_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F215_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923814" accession="ERS6606680">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606680</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923814</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923814</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F237_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F237_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923815" accession="ERS6606681">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606681</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923815</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923815</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F237_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F237_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923816" accession="ERS6606682">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606682</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923816</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923816</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F237_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F237_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923817" accession="ERS6606683">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606683</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923817</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923817</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F237_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F237_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923818" accession="ERS6606684">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606684</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923818</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-FIRST-PUBLIC</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA-LAST-UPDATE</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923818</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F244_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F244_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>scientific_name</TAG>
        <VALUE>bacterium</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923819" accession="ERS6606685">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606685</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923819</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923819</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F244_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F244_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923820" accession="ERS6606686">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606686</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923820</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923820</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F244_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F244_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923821" accession="ERS6606687">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606687</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923821</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923821</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F244_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F244_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923822" accession="ERS6606688">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606688</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923822</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923822</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F251_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F251_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923823" accession="ERS6606689">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606689</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923823</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923823</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F251_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F251_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923824" accession="ERS6606690">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606690</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923824</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923824</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F251_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F251_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923825" accession="ERS6606691">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606691</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923825</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923825</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F251_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F251_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923827" accession="ERS6606693">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606693</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923827</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923827</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F254_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F254_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923828" accession="ERS6606694">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606694</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923828</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923828</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F254_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F254_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923829" accession="ERS6606695">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606695</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923829</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923829</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:02Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F254_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F254_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923831" accession="ERS6606697">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606697</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923831</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923831</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F267_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F267_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923832" accession="ERS6606698">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606698</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923832</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923832</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F267_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F267_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923833" accession="ERS6606699">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606699</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923833</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923833</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F267_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F267_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923834" accession="ERS6606700">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606700</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923834</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923834</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F282_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F282_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923835" accession="ERS6606701">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606701</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923835</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923835</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F282_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F282_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923836" accession="ERS6606702">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606702</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923836</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923836</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F282_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F282_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923837" accession="ERS6606703">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606703</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923837</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923837</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F282_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F282_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923838" accession="ERS6606704">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606704</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923838</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923838</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F309_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F309_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923839" accession="ERS6606705">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606705</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923839</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923839</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F425_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F425_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923840" accession="ERS6606706">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606706</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923840</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923840</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F456_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F456_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923841" accession="ERS6606707">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606707</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923841</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923841</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F477_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F477_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923842" accession="ERS6606708">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606708</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923842</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923842</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F484_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F484_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923843" accession="ERS6606709">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606709</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923843</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923843</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F489_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F489_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923844" accession="ERS6606710">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606710</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923844</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923844</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F739_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F739_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923845" accession="ERS6606711">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606711</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923845</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923845</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F846_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F846_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923846" accession="ERS6606712">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606712</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923846</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923846</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F857_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F857_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923847" accession="ERS6606713">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606713</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923847</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923847</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F87_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F87_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923848" accession="ERS6606714">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606714</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923848</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923848</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>F88_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>F88_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923849" accession="ERS6606715">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606715</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923849</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923849</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M129_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M129_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923850" accession="ERS6606716">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606716</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923850</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923850</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M180_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M180_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923851" accession="ERS6606717">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606717</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923851</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923851</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M217_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M217_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923852" accession="ERS6606718">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606718</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923852</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923852</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M217_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M217_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923853" accession="ERS6606719">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606719</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923853</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923853</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M217_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M217_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923854" accession="ERS6606720">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606720</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923854</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923854</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M217_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M217_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923856" accession="ERS6606722">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606722</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923856</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923856</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M279_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M279_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923857" accession="ERS6606723">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606723</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923857</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923857</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M279_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M279_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923858" accession="ERS6606724">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606724</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923858</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923858</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M279_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M279_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923859" accession="ERS6606725">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606725</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923859</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923859</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M283_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M283_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923860" accession="ERS6606726">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606726</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923860</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923860</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M283_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M283_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923861" accession="ERS6606727">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606727</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923861</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923861</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M283_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M283_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923862" accession="ERS6606728">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606728</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923862</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923862</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M283_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M283_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923863" accession="ERS6606729">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606729</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923863</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923863</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M284_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M284_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923864" accession="ERS6606730">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606730</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923864</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923864</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M284_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M284_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923865" accession="ERS6606731">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606731</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923865</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923865</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M284_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M284_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923866" accession="ERS6606732">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606732</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923866</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923866</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M284_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M284_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923867" accession="ERS6606733">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606733</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923867</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923867</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M286_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M286_humGF10_MARS0022_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923868" accession="ERS6606734">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606734</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923868</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923868</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M286_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M286_humGF10_MARS0022_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923869" accession="ERS6606735">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606735</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923869</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923869</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M286_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M286_humGF10_MARS0022_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923870" accession="ERS6606736">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606736</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923870</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923870</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M286_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M286_humGF10_MARS0022_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923871" accession="ERS6606737">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606737</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923871</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923871</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M403_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M403_humGF10_MARS0043_colonLavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923872" accession="ERS6606738">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606738</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923872</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923872</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M403_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M403_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923873" accession="ERS6606739">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606739</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923873</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923873</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M403_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M403_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923874" accession="ERS6606740">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606740</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923874</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923874</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M403_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M403_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923875" accession="ERS6606741">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606741</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923875</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923875</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M419_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M419_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923877" accession="ERS6606743">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606743</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923877</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923877</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M422_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M422_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923878" accession="ERS6606744">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606744</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923878</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923878</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M422_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M422_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923879" accession="ERS6606745">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606745</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923879</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923879</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M422_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M422_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923880" accession="ERS6606746">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606746</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923880</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923880</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M476_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M476_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923881" accession="ERS6606747">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606747</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923881</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923881</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M476_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M476_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923882" accession="ERS6606748">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606748</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923882</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923882</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M476_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M476_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923883" accession="ERS6606749">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606749</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923883</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923883</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M490_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M490_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923884" accession="ERS6606750">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606750</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923884</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923884</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M713_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M713_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923885" accession="ERS6606751">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606751</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923885</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923885</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M719_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M719_humGF9_NTBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923886" accession="ERS6606752">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606752</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923886</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923886</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M805_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M805_humGF9_ETBF_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923888" accession="ERS6606754">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606754</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923888</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923888</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M808_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M808_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923889" accession="ERS6606755">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606755</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923889</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923889</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M808_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M808_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923890" accession="ERS6606756">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606756</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923890</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923890</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M808_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M808_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923892" accession="ERS6606758">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606758</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923892</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923892</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M81_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M81_humGF10_MARS0043_sac</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923893" accession="ERS6606759">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606759</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923893</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923893</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M81_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M81_humGF10_MARS0043_si14lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="SAMEA8923894" accession="ERS6606760">
    <IDENTIFIERS>
      <PRIMARY_ID>ERS6606760</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMEA8923894</EXTERNAL_ID>
    </IDENTIFIERS>
    <TITLE>V4 16S rRNA Sequencing</TITLE>
    <SAMPLE_NAME>
      <TAXON_ID>1869227</TAXON_ID>
      <SCIENTIFIC_NAME>bacterium</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA first public</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>ENA last update</TAG>
        <VALUE>2021-06-29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>External Id</TAG>
        <VALUE>SAMEA8923894</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center alias</TAG>
        <VALUE>CGS-GL</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC center name</TAG>
        <VALUE>Gordon Lab at The Washington University School of Medicine, Center for Genome Sciences and Systems Biology</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC first public</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC last update</TAG>
        <VALUE>2021-06-29T00:21:03Z</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>INSDC status</TAG>
        <VALUE>public</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>Submitter Id</TAG>
        <VALUE>M81_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection date</TAG>
        <VALUE>2016/2021</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (biome)</TAG>
        <VALUE>mouse</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (feature)</TAG>
        <VALUE>gut</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environment (material)</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>environmental sample</TAG>
        <VALUE>No</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (country and/or sea)</TAG>
        <VALUE>USA</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (latitude)</TAG>
        <VALUE>38.627</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geographic location (longitude)</TAG>
        <VALUE>90.1994</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>isolation source</TAG>
        <VALUE>stool</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>pcr primers</TAG>
        <VALUE>AATGATACGGCGACCACCGAGATCTACACGCTXXXXXXXXXXXXTATGGTAATTGTGTGYCAGCMGCCGCGGTAA, CAAGCAGAAGACGGCATACGAGATAGTCAGCCAGCCGGACTACNVGGGTWTCTAAT</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>sample name</TAG>
        <VALUE>M81_humGF10_MARS0043_si3lavage</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target gene</TAG>
        <VALUE>16S rRNA Gene</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>target subfragment</TAG>
        <VALUE>V4 Region</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
</SAMPLE_SET>
