<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<SAMPLE_SET>
    <SAMPLE accession="DRS016624" center_name="AIST" alias="DRS016624">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020590</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>4.4 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>0.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>17.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>549 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>1 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>8.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>8.4</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>44.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>1 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>6</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>858 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>26.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>466 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>hydraulic piston coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016625" center_name="AIST" alias="DRS016625">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020591</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>3.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>8.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>15.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>521 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>103 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>3.6 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.8</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>28.4 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>103 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>960 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>119.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>466 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended shoe coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016626" center_name="AIST" alias="DRS016626">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020592</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>2.2 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>3.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>23.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>549 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>11 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>0.6 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>8.0</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>36.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>11 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>769</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>868 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>121.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>457 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>hydraulic piston coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016627" center_name="AIST" alias="DRS016627">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020593</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>3.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>9.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>13.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>516 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>141 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>0.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.7</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>23.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>141 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>312</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>998 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>58.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>452 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended shoe coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016628" center_name="AIST" alias="DRS016628">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020594</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>4.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>10.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>13.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>551 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>179 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>0.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.6</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>30.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>179 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>403</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1036 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>37.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>487 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended shoe coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016629" center_name="AIST" alias="DRS016629">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020595</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>4.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>11.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>13.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>554 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>273 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>1.6 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.9</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>31.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>273 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2012-07</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>332</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1678 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>9.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>492 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended shoe coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016630" center_name="AIST" alias="DRS016630">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020596</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>5.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>11.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>9.6 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>657 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>282 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>6.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.8</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>39.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>282 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2012-07</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>141</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1687 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>19.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>567 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016631" center_name="AIST" alias="DRS016631">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020597</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>3.4 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>5.6 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>5.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>371 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>295 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>10.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>8.0</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>24.5 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>295 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2012-07</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>341</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1700 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>18.4 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>339 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016632" center_name="AIST" alias="DRS016632">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020598</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>3.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>8.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>9.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>508 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>300 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>3.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.9</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>25.2 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>300 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2012-07</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>122</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1705 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>27.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>443 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016633" center_name="AIST" alias="DRS016633">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020599</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>2.2 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>7.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>7.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>421 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>307 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>3.7 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>8.2</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>19.4 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>307 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2012-07</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>218</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>1712 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>7.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>382 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016634" center_name="AIST" alias="DRS016634">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020600</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>2.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>7.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>22.2 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>553 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>43 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>1.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.7</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>37.0 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>43 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>358</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>900 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>97.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>484 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended punch coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
    <SAMPLE accession="DRS016635" center_name="AIST" alias="DRS016635">
        <IDENTIFIERS>
            <PRIMARY_ID label="BioSample ID">SAMD00020601</PRIMARY_ID>
        </IDENTIFIERS>
        <SAMPLE_NAME>
            <TAXON_ID>198431</TAXON_ID>
            <SCIENTIFIC_NAME>uncultured prokaryote</SCIENTIFIC_NAME>
        </SAMPLE_NAME>
        <SAMPLE_ATTRIBUTES>
            <SAMPLE_ATTRIBUTE>
                <TAG>calcium</TAG>
                <VALUE>3.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ammonium</TAG>
                <VALUE>8.9 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>alkalinity</TAG>
                <VALUE>20.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>feature</TAG>
                <VALUE>trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>chloride</TAG>
                <VALUE>544 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>depth</TAG>
                <VALUE>84 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>lat_lon</TAG>
                <VALUE>33.56 N 137.19 E</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sulfate</TAG>
                <VALUE>1.1 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>ph</TAG>
                <VALUE>7.8</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>magnesium</TAG>
                <VALUE>31.8 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>project_name</TAG>
                <VALUE>Analysis of microbial communities in gas hydrate-bearing subseafloor sediments from the Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample title</TAG>
                <VALUE>16S rRNA gene sequences amplified from Nankai Trough sediments.</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sample name</TAG>
                <VALUE>84 mbsf</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>collection_date</TAG>
                <VALUE>2011-02</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>methane</TAG>
                <VALUE>475</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>biome</TAG>
                <VALUE>marine bathyal zone</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>elev</TAG>
                <VALUE>941 m</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>phosphate</TAG>
                <VALUE>121.3 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>sodium</TAG>
                <VALUE>481 mM</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>material</TAG>
                <VALUE>marine sediment</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>geo_loc_name</TAG>
                <VALUE>Japan: Nankai Trough</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>samp_collect_device</TAG>
                <VALUE>extended punch coring system</VALUE>
            </SAMPLE_ATTRIBUTE>
            <SAMPLE_ATTRIBUTE>
                <TAG>bioproject_id</TAG>
                <VALUE>PRJDB3185</VALUE>
            </SAMPLE_ATTRIBUTE>
        </SAMPLE_ATTRIBUTES>
    </SAMPLE>
</SAMPLE_SET>
