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      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC27" accession="SRS3491422">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491422</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531330</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 19</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC37" accession="SRS3491423">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491423</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531341</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 30</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC40" accession="SRS3491426">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491426</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531345</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 34</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC41" accession="SRS3491427">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491427</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531346</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 35</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC11" accession="SRS3491430">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491430</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531313</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC12" accession="SRS3491431">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491431</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531314</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 3</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK7" accession="SRS3491434">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491434</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531309</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 35</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK8" accession="SRS3491435">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491435</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531310</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 36</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC10" accession="SRS3491437">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491437</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531312</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK4" accession="SRS3491439">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491439</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531306</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 32</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK25" accession="SRS3491442">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491442</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531291</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 17</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK26" accession="SRS3491443">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491443</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531292</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 18</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK24" accession="SRS3491445">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491445</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531290</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
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      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 16</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK22" accession="SRS3491447">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491447</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531288</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
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      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 14</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC7" accession="SRS3491450">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491450</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531352</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
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          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
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      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 41</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK27" accession="SRS3491451">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491451</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531293</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 19</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK17" accession="SRS3491454">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491454</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531282</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 8</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC25" accession="SRS3491455">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491455</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531328</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 17</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC33" accession="SRS3491458">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491458</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531337</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 26</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK14" accession="SRS3491459">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491459</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531279</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 5</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC23" accession="SRS3491462">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491462</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531326</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK10" accession="SRS3491463">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491463</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531275</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 1</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK13" accession="SRS3491466">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491466</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531278</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 4</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC28" accession="SRS3491467">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491467</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531331</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 20</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC42" accession="SRS3491424">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491424</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531347</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 36</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC4" accession="SRS3491425">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491425</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531349</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 38</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC2" accession="SRS3491428">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491428</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531333</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 22</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC30" accession="SRS3491429">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491429</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531334</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 23</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC6" accession="SRS3491432">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491432</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531351</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 40</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC39" accession="SRS3491433">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491433</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531343</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 32</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK9" accession="SRS3491436">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491436</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531311</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 37</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK3" accession="SRS3491438">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491438</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531305</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 31</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK5" accession="SRS3491440">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491440</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531307</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 33</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK6" accession="SRS3491441">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491441</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531308</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 34</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK23" accession="SRS3491444">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491444</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531289</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 15</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK21" accession="SRS3491446">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491446</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531287</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 13</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK1" accession="SRS3491448">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491448</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531285</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 11</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK20" accession="SRS3491449">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491449</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531286</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 12</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK28" accession="SRS3491452">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491452</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531294</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 20</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC24" accession="SRS3491453">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491453</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531327</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 16</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC43" accession="SRS3491456">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491456</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531348</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 37</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC22" accession="SRS3491457">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491457</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531325</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 14</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK15" accession="SRS3491460">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491460</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531280</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 6</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK16" accession="SRS3491461">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491461</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531281</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
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      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 7</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
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    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK11" accession="SRS3491464">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491464</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531276</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
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      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
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      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 2</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK12" accession="SRS3491465">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491465</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531277</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 3</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK18" accession="SRS3491468">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491468</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531283</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 9</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="CK19" accession="SRS3491469">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491469</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531284</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Control 10</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC29" accession="SRS3491470">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491470</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531332</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 21</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC21" accession="SRS3491471">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491471</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531324</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 13</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC20" accession="SRS3491472">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491472</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531323</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 12</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC36" accession="SRS3491473">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491473</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531340</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 29</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC35" accession="SRS3491474">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491474</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531339</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 28</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC34" accession="SRS3491475">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491475</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531338</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 27</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC26" accession="SRS3491476">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491476</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531329</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 18</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC32" accession="SRS3491477">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491477</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531336</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 25</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC31" accession="SRS3491478">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491478</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531335</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 24</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC14" accession="SRS3491479">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491479</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531316</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 5</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC13" accession="SRS3491480">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491480</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531315</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 4</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC16" accession="SRS3491481">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491481</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531318</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 7</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC15" accession="SRS3491482">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491482</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531317</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 6</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC18" accession="SRS3491483">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491483</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531320</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 9</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC17" accession="SRS3491484">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491484</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531319</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 8</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC1" accession="SRS3491485">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491485</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531322</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 11</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
  <SAMPLE alias="IC19" accession="SRS3491486">
    <IDENTIFIERS>
      <PRIMARY_ID>SRS3491486</PRIMARY_ID>
      <EXTERNAL_ID namespace="BioSample">SAMN09531321</EXTERNAL_ID>
    </IDENTIFIERS>
    <SAMPLE_NAME>
      <TAXON_ID>408170</TAXON_ID>
      <SCIENTIFIC_NAME>human gut metagenome</SCIENTIFIC_NAME>
    </SAMPLE_NAME>
    <SAMPLE_LINKS>
      <SAMPLE_LINK>
        <XREF_LINK>
          <DB>bioproject</DB>
          <ID>478781</ID>
          <LABEL>PRJNA478781</LABEL>
        </XREF_LINK>
      </SAMPLE_LINK>
    </SAMPLE_LINKS>
    <SAMPLE_ATTRIBUTES>
      <SAMPLE_ATTRIBUTE>
        <TAG>host</TAG>
        <VALUE>Homo sapiens</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>collection_date</TAG>
        <VALUE>2017</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>geo_loc_name</TAG>
        <VALUE>China:Shenzhen</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>lat_lon</TAG>
        <VALUE>missing</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>replicate</TAG>
        <VALUE>Case 10</VALUE>
      </SAMPLE_ATTRIBUTE>
      <SAMPLE_ATTRIBUTE>
        <TAG>BioSampleModel</TAG>
        <VALUE>Metagenome or environmental</VALUE>
      </SAMPLE_ATTRIBUTE>
    </SAMPLE_ATTRIBUTES>
  </SAMPLE>
</SAMPLE_SET>
