341 lines
51 KiB
XML
341 lines
51 KiB
XML
<document id="21745E15405E110608A69054353BABB7" ID-CLB-Dataset="302555" ID-DOI="10.11646/phytotaxa.374.3.2" ID-GBIF-Dataset="436e39e4-e345-49ea-a520-6b6efb6b8988" ID-ISSN="1179-3163" ID-Zenodo-Dep="13727229" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1725677685055" checkinUser="felipe" docAuthor="Zhang, Qi, Zheng, Lingling, Li, Tianli, Li, Renhui & Song, Lirong" docDate="2018" docId="03C0F67FFFDDEB34E89AD3D4FD268833" docLanguage="en" docName="phytotaxa.374.3.2.pdf" docOrigin="Phytotaxa 374 (3)" docSource="http://dx.doi.org/10.11646/phytotaxa.374.3.2" docStyle="DocumentStyle:96748F8F1B6C902996E134952A3A36B9.13:Phytotaxa.2014-.journal_article" docStyleId="96748F8F1B6C902996E134952A3A36B9" docStyleName="Phytotaxa.2014-.journal_article" docStyleVersion="13" docTitle="Aliterella shaanxiensis Q. Zhang" docType="treatment" docVersion="2" lastPageNumber="215" masterDocId="FFF98E07FFDFEB30E812D320FFE18E06" masterDocTitle="Aliterella shaanxiensis (Aliterellaceae), a new coccoid cyanobacterial species from China" masterLastPageNumber="220" masterPageNumber="211" pageNumber="213" updateTime="1725690629606" updateUser="ExternalLinkService" zenodo-license-figures="UNSPECIFIED" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="AB7066F8E6C6A01A90F9A5B02768FF0D">
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<mods:title id="9A9048276573109637DFCA50BC09DE3E">Aliterella shaanxiensis (Aliterellaceae), a new coccoid cyanobacterial species from China</mods:title>
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<mods:namePart id="7C0B7EA51BD4A9D15C4DF24C4C6BE937">Zhang, Qi</mods:namePart>
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<mods:affiliation id="267A3A44FDCA8F7BD70E53B19440CDD9">State Key Laboratory of Freshwater Ecology and Biotechnology, Institute of Hydrobiology, Chinese Academy of Sciences, 430072 Wuhan, China</mods:affiliation>
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<mods:namePart id="CB526471C17B8A53B5D19B65508436E7">Zheng, Lingling</mods:namePart>
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<mods:affiliation id="77584B85D6267D5EE4922E766F0BF46A">Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, 430072 Wuhan, China</mods:affiliation>
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<mods:namePart id="3F1E1C54E7828B7C3A3761CCBCDFB3D3">Li, Tianli</mods:namePart>
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<mods:affiliation id="D19740861A7455CBB82E89C2E4F4932B">Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, 430072 Wuhan, China</mods:affiliation>
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<mods:namePart id="FCCF19732AFE6A6C23EFDD7F7A8BC7C6">Li, Renhui</mods:namePart>
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<mods:affiliation id="02CE04BC10E29A302361D0DE8A3C106F">State Key Laboratory of Freshwater Ecology and Biotechnology, Institute of Hydrobiology, Chinese Academy of Sciences, 430072 Wuhan, China</mods:affiliation>
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<mods:namePart id="27A59B70E7E4FA607FFA6CFEBBB12043">Song, Lirong</mods:namePart>
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<mods:affiliation id="D735FB7DBBF696A8214FA830A6D37DBC">State Key Laboratory of Freshwater Ecology and Biotechnology, Institute of Hydrobiology, Chinese Academy of Sciences, 430072 Wuhan, China</mods:affiliation>
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<mods:title id="2BC83AA63501278CB150C658BE87D236">Phytotaxa</mods:title>
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<mods:part id="FC97A563712F033571185DEC324C2015">
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<mods:date id="9B153A981E73E75792864401CE6C43BC">2018</mods:date>
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<mods:number id="FD4FDCE03B8B78CE1BA56A75970F4342">2018-11-07</mods:number>
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<mods:start id="DB174D5A73ADC309CBEE11A8CEA88D9F">211</mods:start>
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<mods:url id="8C048A2D5615ABAD884EBE1BB2875B15">http://dx.doi.org/10.11646/phytotaxa.374.3.2</mods:url>
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<mods:identifier id="3772B123E5935AC4A0457832B1F85667" type="DOI">10.11646/phytotaxa.374.3.2</mods:identifier>
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<mods:identifier id="52A2D9A42ECA0A370482EA268EB075A1" type="Zenodo-Dep">13727229</mods:identifier>
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<treatment id="03C0F67FFFDDEB34E89AD3D4FD268833" ID-DOI="http://doi.org/10.5281/zenodo.13727510" ID-Zenodo-Dep="13727510" LSID="urn:lsid:plazi:treatment:03C0F67FFFDDEB34E89AD3D4FD268833" httpUri="http://treatment.plazi.org/id/03C0F67FFFDDEB34E89AD3D4FD268833" lastPageId="4" lastPageNumber="215" pageId="2" pageNumber="213">
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<subSubSection id="C37314E2FFDDEB32E89AD3D4FCAF8FC7" pageId="2" pageNumber="213" type="nomenclature">
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<paragraph id="8BD64769FFDDEB32E89AD3D4FC938F09" blockId="2.[136,882,244,271]" box="[136,882,244,271]" pageId="2" pageNumber="213">
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<heading id="D09EF005FFDDEB32E89AD3D4FC938F09" box="[136,882,244,271]" fontSize="11" level="2" pageId="2" pageNumber="213" reason="3">
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<taxonomicName id="4C693CEAFFDDEB32E89AD3D4FDE08F09" authority="Q. Zhang" authorityName="Q. Zhang" box="[136,513,244,271]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="2" pageNumber="213" phylum="Cyanobacteria" rank="species" species="shaanxiensis">
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<emphasis id="B91D9B7BFFDDEB32E89AD3D4FE6E8F09" bold="true" box="[136,399,244,271]" italics="true" pageId="2" pageNumber="213">Aliterella shaanxiensis</emphasis>
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Q. Zhang
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</taxonomicName>
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et L.R. Song
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<emphasis id="B91D9B7BFFDDEB32EA8ED3D6FD108F09" box="[668,753,246,271]" italics="true" pageId="2" pageNumber="213">sp. nov.</emphasis>
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(
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<figureCitation id="13525BECFFDDEB32EB12D3D6FC888F09" box="[768,873,246,271]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStartId-0="2.[136,229,1989,2010]" captionStartId-1="3.[136,229,1957,1978]" captionTargetBox-0="[278,1307,652,1959]" captionTargetBox-1="[189,1397,190,1931]" captionTargetId-0="figure-188@2.[278,1309,652,1961]" captionTargetId-1="figure-14@3.[189,1398,190,1932]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionText-0="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." captionText-1="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi-0="http://doi.org/10.5281/zenodo.13727231" figureDoi-1="http://doi.org/10.5281/zenodo.13727235" httpUri-0="https://zenodo.org/record/13727231/files/figure.png" httpUri-1="https://zenodo.org/record/13727235/files/figure.png" pageId="2" pageNumber="213">Figs. 1–2</figureCitation>
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)
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</heading>
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</paragraph>
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<paragraph id="8BD64769FFDDEB32E89AD23CFCAF8FC7" blockId="2.[136,1453,284,629]" pageId="2" pageNumber="213">Solitary cells or, more commonly, microscopic irregular or rounded colonies with variable number of cells (up to 32–64 cells or more), usually aggregated into forming irregular, extended, compact multicolonial groups. Mucilage unstratified, colourless and firm surrounding cells and colonies. Cells cylindrical with rounded ends, measuring 2.8–3.7 μm long, 2.0–2.7 μm in diameter, 1.3 to 1.7 × longer than wide (mean, 1.5 ×). Cell contents blue-green, slightly granulated, or sometimes homogeneous. Thylakoids parietal. Reproduction by simple binary cell division in three or more planes.</paragraph>
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</subSubSection>
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<subSubSection id="C37314E2FFDDEB34E89AD2F0FD2A8EBF" lastPageId="4" lastPageNumber="215" pageId="2" pageNumber="213" type="materials_examined">
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<paragraph id="8BD64769FFDDEB32E89AD2F0FE6D8C73" blockId="2.[136,1453,284,629]" pageId="2" pageNumber="213">
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<emphasis id="B91D9B7BFFDDEB32E89AD2F0FF238FE3" bold="true" box="[136,194,464,485]" pageId="2" pageNumber="213">Type:</emphasis>
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—
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<collectingCountry id="F37E07F9FFDDEB32E8C9D2F0FEC88FE3" box="[219,297,464,485]" name="China" pageId="2" pageNumber="213">CHINA</collectingCountry>
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.
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<collectingRegion id="49AD898BFFDDEB32E927D2F0FE028FE3" box="[309,483,464,485]" country="China" name="Shaanxi" pageId="2" pageNumber="213">Shaanxi Province</collectingRegion>
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: Hongsi Lake, Hanzhong, elev.
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<quantity id="4C91EA8CFFDDEB32EB33D2F0FC838FE3" box="[801,866,464,485]" metricMagnitude="2" metricUnit="m" metricValue="6.29" pageId="2" pageNumber="213" unit="m" value="629.0">629 m</quantity>
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,
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<geoCoordinate id="EE5D21AEFFDDEB32EB7CD2F0FC1C8FE3" box="[878,1021,464,485]" degrees="32" direction="north" minutes="54" orientation="latitude" pageId="2" pageNumber="213" precision="15" seconds="12" value="32.903336">N 32° 54’ 12”</geoCoordinate>
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,
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<geoCoordinate id="EE5D21AEFFDDEB32EC1BD2F0FB438FE3" box="[1033,1186,464,485]" degrees="106" direction="east" minutes="52" orientation="longitude" pageId="2" pageNumber="213" precision="15" seconds="45" value="106.879166">E 106° 52’ 45”</geoCoordinate>
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, collected by
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<emphasis id="B91D9B7BFFDDEB32ED3FD2F0FA6A8FE3" box="[1325,1419,464,485]" italics="true" pageId="2" pageNumber="213">Qi Zhang</emphasis>
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on 17 Augest 2013 (
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<typeStatus id="54D2F9CBFFDDEB32E977D2D4FE5A8C0F" box="[357,443,500,521]" pageId="2" pageNumber="213" type="holotype">holotype</typeStatus>
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<collectionCode id="ED78DFACFFDDEB32E9D0D2D4FE118C0F" box="[450,496,500,521]" country="China" httpUri="http://biocol.org/urn:lsid:biocol.org:col:13303" lsid="urn:lsid:biocol.org:col:13303" name="Institute of Hydrobiology, Chinese Academy of Sciences" pageId="2" pageNumber="213" type="Herbarium">HBI</collectionCode>
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! HZ 20130817). The authentic strain
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<collectionCode id="ED78DFACFFDDEB32EB73D2D4FC518C0F" box="[865,944,500,521]" country="China" httpUri="http://grbio.org/cool/wz4i-z5dk" name="Freshwater Algae Culture Collection" pageId="2" pageNumber="213">FACHB</collectionCode>
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–2293 is also available in Freshwater Algae Culture Collection at the Institute of Hydrobiology (FACHB-collection), Chinese Academy of Sciences, Wuhan,
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<collectingRegion id="49AD898BFFDDEB32ECBDD138FB0D8C2B" box="[1199,1260,536,557]" country="China" name="Hubei" pageId="2" pageNumber="213">Hubei</collectingRegion>
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, China, from which the
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<typeStatus id="54D2F9CBFFDDEB32E8F0D11CFED78C57" box="[226,310,572,593]" pageId="2" pageNumber="213" type="holotype">holotype</typeStatus>
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is derived. The
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<typeStatus id="54D2F9CBFFDDEB32E9C5D11CFDCA8C57" box="[471,555,572,593]" pageId="2" pageNumber="213" type="holotype">holotype</typeStatus>
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material was the source of 16S–23S rRNA gene sequence deposited as GenBank accession numbers
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<collectionCode id="ED78DFACFFDDEB32E904D140FEDF8C73" box="[278,318,608,629]" country="Switzerland" name="Naturhistorisches Museum, Basel" pageId="2" pageNumber="213">MH</collectionCode>
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023997.
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</paragraph>
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<caption id="DF1617E1FFDDEB32E89AD4E5FBBE8624" ID-DOI="http://doi.org/10.5281/zenodo.13727231" ID-Zenodo-Dep="13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="2" pageNumber="213" startId="2.[136,229,1989,2010]" targetBox="[278,1307,652,1959]" targetPageId="2" targetType="figure">
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<paragraph id="8BD64769FFDDEB32E89AD4E5FBBE8624" blockId="2.[136,1452,1989,2082]" pageId="2" pageNumber="213">
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<emphasis id="B91D9B7BFFDDEB32E89AD4E5FF1C89DC" bold="true" box="[136,253,1989,2010]" pageId="2" pageNumber="213">FIGURE 1.</emphasis>
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Light micrographs of
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||
<emphasis id="B91D9B7BFFDDEB32E9C1D4E5FD5589DC" box="[467,692,1989,2010]" italics="true" pageId="2" pageNumber="213">
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||
<taxonomicName id="4C693CEAFFDDEB32E9C1D4E5FD5189DC" box="[467,688,1989,2010]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="2" pageNumber="213" phylum="Cyanobacteria" rank="species" species="shaanxiensis">Aliterella shaanxiensis</taxonomicName>
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.
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</emphasis>
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A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm.
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</paragraph>
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</caption>
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<caption id="DF1617E1FFDCEB33E89AD485FA478620" ID-DOI="http://doi.org/10.5281/zenodo.13727235" ID-Zenodo-Dep="13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="3" pageNumber="214" startId="3.[136,229,1957,1978]" targetBox="[189,1397,190,1931]" targetPageId="3" targetType="figure">
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||
<paragraph id="8BD64769FFDCEB33E89AD485FA478620" blockId="3.[136,1452,1957,2086]" pageId="3" pageNumber="214">
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<emphasis id="B91D9B7BFFDCEB33E89AD485FF1C89BC" bold="true" box="[136,253,1957,1978]" pageId="3" pageNumber="214">FIGURE 2.</emphasis>
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Transmission electron micrographs of
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<emphasis id="B91D9B7BFFDCEB33EA7DD485FCB189BC" box="[623,848,1957,1978]" italics="true" pageId="3" pageNumber="214">
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<taxonomicName id="4C693CEAFFDCEB33EA7DD485FCAD89BC" box="[623,844,1957,1978]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="3" pageNumber="214" phylum="Cyanobacteria" rank="species" species="shaanxiensis">Aliterella shaanxiensis</taxonomicName>
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.
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</emphasis>
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A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F. Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids.
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</paragraph>
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</caption>
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||
<paragraph id="8BD64769FFDBEB34E89AD380FD2A8EBF" blockId="4.[136,1452,160,1589]" box="[136,715,160,185]" pageId="4" pageNumber="215">
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<emphasis id="B91D9B7BFFDBEB34E89AD380FF0C8EBF" bold="true" box="[136,237,160,185]" pageId="4" pageNumber="215">Habitat:</emphasis>
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—This taxon occurred in freshwater lakes.
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</paragraph>
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</subSubSection>
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<subSubSection id="C37314E2FFDBEB34E8AFD3E4FD268833" pageId="4" pageNumber="215" type="etymology">
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<paragraph id="8BD64769FFDBEB34E8AFD3E4FAC38EDB" blockId="4.[136,1452,160,1589]" box="[189,1314,196,221]" pageId="4" pageNumber="215">
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<emphasis id="B91D9B7BFFDBEB34E8AFD3E4FEA98EDB" bold="true" box="[189,328,196,221]" pageId="4" pageNumber="215">Etymology:</emphasis>
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—The species epithet
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<taxonomicName id="4C693CEAFFDBEB34EA53D3E4FD3B8EDB" box="[577,730,196,221]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="shaanxiensis">
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‘
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<emphasis id="B91D9B7BFFDBEB34EA59D3E4FD3B8EDB" box="[587,730,196,221]" italics="true" pageId="4" pageNumber="215">shaanxiensis</emphasis>
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</taxonomicName>
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’ is derived from the
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<typeStatus id="54D2F9CBFFDBEB34EBD1D3E4FC128EDB" box="[963,1011,196,221]" pageId="4" pageNumber="215">type</typeStatus>
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locality
|
||
<collectingRegion id="49AD898BFFDBEB34EC44D3E4FAFF8EDB" box="[1110,1310,196,221]" country="China" name="Shaanxi" pageId="4" pageNumber="215">Shaanxi Province</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BD64769FFDBEB34E8AFD3C8FEFF8FFB" blockId="4.[136,1452,160,1589]" pageId="4" pageNumber="215">
|
||
<emphasis id="B91D9B7BFFDBEB34E8AFD3C8FDD58F07" bold="true" box="[189,564,232,257]" pageId="4" pageNumber="215">Light and electron microscopy:</emphasis>
|
||
—The thallus was composed of solitary cells or, more commonly, microscopic colonies, forming extended and compact multicolonial groups (
|
||
<figureCitation id="13525BECFFDBEB34EB51D22CFC208F23" box="[835,961,268,293]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 A–B</figureCitation>
|
||
). Colonies were mostly irregular, sometimes rounded, with several cells (up to 32–64 cells or more) (
|
||
<figureCitation id="13525BECFFDBEB34EB10D210FC678F4F" box="[770,902,304,329]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 C–D</figureCitation>
|
||
). Cells were cylindrical with rounded ends when isolate (
|
||
<figureCitation id="13525BECFFDBEB34E8F2D274FEBC8F6B" box="[224,349,340,365]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 F–G</figureCitation>
|
||
), sometimes irregular by mutual extrusion when in dense colonies (
|
||
<figureCitation id="13525BECFFDBEB34EC5AD274FB2B8F6B" box="[1096,1226,340,365]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 C–D</figureCitation>
|
||
). Cells were 2.8–3.7 μm long (mean = 3.3 ± 0.3 μm, n = 40), 2.0–2.7 μm in diameter (mean = 2.2 ± 0.2 μm, n = 40), 1.3 to 1.7 × longer than wide (mean, 1.5 ×) (
|
||
<figureCitation id="13525BECFFDBEB34E9B6D2BCFDC48FB3" box="[420,549,412,437]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 F–G</figureCitation>
|
||
). With pressure cells were easily removed from colonies while the mucilaginous envelope remained (
|
||
<figureCitation id="13525BECFFDBEB34E979D2E0FE298FDF" box="[363,456,448,473]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 E</figureCitation>
|
||
). The chromatoplasm and centroplasm were usually recognizable under light microscopy (
|
||
<figureCitation id="13525BECFFDBEB34E882D2C4FEF38FFB" box="[144,274,484,509]" captionStart="FIGURE 1" captionStartId="2.[136,229,1989,2010]" captionTargetBox="[278,1307,652,1959]" captionTargetId="figure-188@2.[278,1309,652,1961]" captionTargetPageId="2" captionText="FIGURE 1. Light micrographs of Aliterella shaanxiensis.A, B. Compact and irregular thallus composed of numerous colonies or solitary cells with colourless and firm mucilaginous envelopes. C, D. Irregular or rounded colonies. E. Blue-green cells easily removed from colonies with pressure. F, G. Cylindrical cells with rounded ends. Scale bars: A–E, 10 μm; F–G, 5 μm." figureDoi="http://doi.org/10.5281/zenodo.13727231" httpUri="https://zenodo.org/record/13727231/files/figure.png" pageId="4" pageNumber="215">Fig. 1 E–G</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BD64769FFDBEB34E8AFD128FC868CFF" blockId="4.[136,1452,160,1589]" pageId="4" pageNumber="215">
|
||
TEM showed that the cells were enveloped by firm and compacted mucilaginous sheath (
|
||
<figureCitation id="13525BECFFDBEB34ECAAD128FADD8C27" box="[1208,1340,520,545]" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 A–B</figureCitation>
|
||
). The cell wall consisted of three layers measured about
|
||
<quantity id="4C91EA8CFFDBEB34EA98D10CFD318C43" box="[650,720,556,581]" metricMagnitude="-8" metricUnit="m" metricValue="4.0" pageId="4" pageNumber="215" unit="nm" value="40.0">40 nm</quantity>
|
||
width, in which the electron-dense peptidoglycan layer (
|
||
<figureCitation id="13525BECFFDBEB34ED58D10CFF7C8C6F" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 C, E</figureCitation>
|
||
). The centroplasm and chromatoplasm were usually recognizable. DNA fibrils and spherical polyphosphate bodies were seen in centroplasm via TEM (
|
||
<figureCitation id="13525BECFFDBEB34EA3FD154FD538C8B" box="[557,690,628,653]" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 C, F</figureCitation>
|
||
). The chromatoplasm was composed of phycobilisomes, glycogen granules, thylakoids and their associated structures (
|
||
<figureCitation id="13525BECFFDBEB34EAC4D1B8FCB58CB7" box="[726,852,664,689]" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 E–F</figureCitation>
|
||
). The ultrastructure showed that three to five parietal thylakoids could be parallel to the cell wall (
|
||
<figureCitation id="13525BECFFDBEB34EA8ED19CFCA78CD3" box="[668,838,700,725]" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 C, E–F</figureCitation>
|
||
). Binary fission occurred via a constrictive pinching mechanism in which all cell wall layers were involved (
|
||
<figureCitation id="13525BECFFDBEB34EAEBD1C0FCBA8CFF" box="[761,859,736,761]" captionStart="FIGURE 2" captionStartId="3.[136,229,1957,1978]" captionTargetBox="[189,1397,190,1931]" captionTargetId="figure-14@3.[189,1398,190,1932]" captionTargetPageId="3" captionText="FIGURE 2. Transmission electron micrographs of Aliterella shaanxiensis. A–B. Section of colonies surround by mucilaginous envelopes. C. Cell section showing unstratified firm mucilaginous envelope and polyphosphate body. D. Section of cell in binary fission. E–F.Section of cylindrical cell, showing cell wall, sheath, DNA fibrils, polyphosphate bodies, parietal thylakoids and phycobilisome. Scale bars:A–B, 1 μm; C–F, 0.5 μm. Abbreviations: CW, cell wall; D, DNA fibrils; PB, polyphosphate body; Py, phycobilisome; S, sheath; TH, thylakoids." figureDoi="http://doi.org/10.5281/zenodo.13727235" httpUri="https://zenodo.org/record/13727235/files/figure.png" pageId="4" pageNumber="215">Fig. 2 D</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BD64769FFDBEB34E8AFD024FF2A8DF3" blockId="4.[136,1452,160,1589]" pageId="4" pageNumber="215">
|
||
<emphasis id="B91D9B7BFFDBEB34E8AFD024FD3D8D1B" bold="true" box="[189,732,772,797]" pageId="4" pageNumber="215">Molecular phylogeny and sequence analyses:</emphasis>
|
||
—A total of 75 sequences of representative taxa were included in the phylogenetic analyses to assess the placement of the
|
||
<taxonomicName id="4C693CEAFFDBEB34EB23D008FC7B8D47" authorityName="Rigonato (2016:" authorityYear="2859" box="[817,922,808,833]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="genus">
|
||
<emphasis id="B91D9B7BFFDBEB34EB23D008FC7B8D47" box="[817,922,808,833]" italics="true" pageId="4" pageNumber="215">Aliterella</emphasis>
|
||
</taxonomicName>
|
||
clade in the Cyanobacteria. ML and Bayesian inference analyses produced similar tree topologies in our phylogenies. ML tree with indication of Bayesian posterior probabilities was shown in
|
||
<figureCitation id="13525BECFFDBEB34E9D7D050FDEA8D8F" box="[453,523,880,905]" captionStart="FIGURE 3" captionStartId="5.[136,229,1998,2019]" captionTargetBox="[300,1333,199,1964]" captionTargetId="figure-14@5.[165,1421,187,1976]" captionTargetPageId="5" captionText="FIGURE 3. Maximum likelihood phylogenetic tree based on 16S rRNA gene. Numbers at nodes represent bootstrap support values (BP) / posterior probabilities (PP) from maximum likelihood and Bayesian inference, respectively. Only values above 0.50 are shown. The sequences obtained in our study are shaded grey." figureDoi="http://doi.org/10.5281/zenodo.13727237" httpUri="https://zenodo.org/record/13727237/files/figure.png" pageId="4" pageNumber="215">Fig. 3</figureCitation>
|
||
. All
|
||
<taxonomicName id="4C693CEAFFDBEB34EA54D050FCEC8D8F" box="[582,781,880,905]" pageId="4" pageNumber="215">
|
||
<emphasis id="B91D9B7BFFDBEB34EA54D050FD4E8D8F" box="[582,687,880,905]" italics="true" pageId="4" pageNumber="215">Aliterella</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
, including
|
||
<taxonomicName id="4C693CEAFFDBEB34EB9CD050FBF28D8F" box="[910,1043,880,905]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EB9CD050FBF28D8F" box="[910,1043,880,905]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
</taxonomicName>
|
||
,
|
||
<taxonomicName id="4C693CEAFFDBEB34EC36D050FB598D8F" authorityName="Rigonato (2016:" authorityYear="2860" box="[1060,1208,880,905]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34EC36D050FB598D8F" box="[1060,1208,880,905]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C693CEAFFDBEB34ECE1D050FA458D8F" box="[1267,1444,880,905]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="shaanxiensis">
|
||
<emphasis id="B91D9B7BFFDBEB34ECE1D050FA458D8F" box="[1267,1444,880,905]" italics="true" pageId="4" pageNumber="215">A. shaanxiensis</emphasis>
|
||
</taxonomicName>
|
||
, clustered into a monophyletic group in our phylogenies.
|
||
<taxonomicName id="4C693CEAFFDBEB34EAE2D0B4FC7D8DAB" box="[752,924,916,941]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="shaanxiensis">
|
||
<emphasis id="B91D9B7BFFDBEB34EAE2D0B4FC7D8DAB" box="[752,924,916,941]" italics="true" pageId="4" pageNumber="215">A. shaanxiensis</emphasis>
|
||
</taxonomicName>
|
||
affiliated closely to
|
||
<taxonomicName id="4C693CEAFFDBEB34EC6BD0B4FB1B8DAB" box="[1145,1274,916,941]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EC6BD0B4FB1B8DAB" box="[1145,1274,916,941]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
</taxonomicName>
|
||
with significant support values (BP = 0.85 and PP = 0.98). Three strains of uncultured bacteria were closely related to
|
||
<taxonomicName id="4C693CEAFFDBEB34ED51D098FA4D8DD7" authorityName="Rigonato (2016:" authorityYear="2859" box="[1347,1452,952,977]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="genus">
|
||
<emphasis id="B91D9B7BFFDBEB34ED51D098FA4D8DD7" box="[1347,1452,952,977]" italics="true" pageId="4" pageNumber="215">Aliterella</emphasis>
|
||
</taxonomicName>
|
||
clade.
|
||
</paragraph>
|
||
<paragraph id="8BD64769FFDBEB34E8AFD720FD268833" blockId="4.[136,1452,160,1589]" pageId="4" pageNumber="215">
|
||
16S rRNA gene sequence similarity between
|
||
<taxonomicName id="4C693CEAFFDBEB34EAD6D720FC4C8A1F" authority="CENA" authorityName="CENA" box="[708,941,1024,1049]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34EAD6D720FCB68A1F" box="[708,855,1024,1049]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
408
|
||
<superScript id="7C1CEA21FFDBEB34EBC4D0DEFC018A0A" attach="left" box="[982,992,1022,1036]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
and
|
||
<taxonomicName id="4C693CEAFFDBEB34EC0BD720FB158A1F" authority="CENA" authorityName="CENA" box="[1049,1268,1024,1049]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EC0BD720FB7F8A1F" box="[1049,1182,1024,1049]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34ED0ED0DEFAC78A0A" attach="left" box="[1308,1318,1022,1036]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
was 97.4% (
|
||
<tableCitation id="C6EB72D2FFDBEB34E89DD704FF048A3B" box="[143,229,1060,1085]" captionStart="TABLE 1" captionStartId="4.[136,224,1637,1660]" captionText="TABLE 1. 16S rRNA gene sequence similarities among three Aliterella strains and their relatives." pageId="4" pageNumber="215">Table 1</tableCitation>
|
||
). Molecular data confirmed the distinctiveness of our strain that show 16S rRNA gene sequence similarity values of 98.2% with
|
||
<taxonomicName id="4C693CEAFFDBEB34E992D768FD878A67" authority="CENA" authorityName="CENA" box="[384,614,1096,1121]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34E992D768FDF38A67" box="[384,530,1096,1121]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
408
|
||
<superScript id="7C1CEA21FFDBEB34EA82D766FD7B8A52" attach="left" box="[656,666,1094,1108]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
and 98.3% with
|
||
<taxonomicName id="4C693CEAFFDBEB34EB48D768FBD28A67" authority="CENA" authorityName="CENA" box="[858,1075,1096,1121]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EB48D768FC3F8A67" box="[858,990,1096,1121]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34EC4ED766FB878A52" attach="left" box="[1116,1126,1094,1108]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
(
|
||
<tableCitation id="C6EB72D2FFDBEB34EC66D768FB288A67" box="[1140,1225,1096,1121]" captionStart="TABLE 1" captionStartId="4.[136,224,1637,1660]" captionText="TABLE 1. 16S rRNA gene sequence similarities among three Aliterella strains and their relatives." pageId="4" pageNumber="215">Table 1</tableCitation>
|
||
). The terminal loop and basal portion of the D1–D1′ helix was relatively conserved among the three strains (
|
||
<figureCitation id="13525BECFFDBEB34EC5FD74CFB708A83" box="[1101,1169,1132,1157]" captionStart="FIGURE 4" captionStartId="6.[136,229,922,943]" captionTargetBox="[240,1346,197,876]" captionTargetId="figure-13@6.[217,1370,190,897]" captionTargetPageId="6" captionText="FIGURE 4. Predicted secondary structure for D1–D1′ helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727239" httpUri="https://zenodo.org/record/13727239/files/figure.png" pageId="4" pageNumber="215">Fig. 4</figureCitation>
|
||
). The basal part consisted of a 4 bp helix, followed by a bilateral bulge of 9 bases and a side loop with single unpaired base. The terminal loop was conserved with 5 bp bases. Two bilateral bubbles were observed in the middle portion of D1–D1′ helix from
|
||
<taxonomicName id="4C693CEAFFDBEB34ED81D794FEA28AF7" authority="CENA" authorityName="CENA" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34ED81D794FF0D8AF7" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34E979D7F6FE948AE2" attach="left" box="[363,373,1238,1252]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
and
|
||
<taxonomicName id="4C693CEAFFDBEB34E9BDD7F8FD798AF7" authority="CENA" authorityName="CENA" box="[431,664,1240,1265]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34E9BDD7F8FDA38AF7" box="[431,578,1240,1265]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
408
|
||
<superScript id="7C1CEA21FFDBEB34EAD3D7F6FD2A8AE2" attach="left" box="[705,715,1238,1252]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
(
|
||
<figureCitation id="13525BECFFDBEB34EACED7F8FCAC8AF7" box="[732,845,1240,1265]" captionStart="FIGURE 4" captionStartId="6.[136,229,922,943]" captionTargetBox="[240,1346,197,876]" captionTargetId="figure-13@6.[217,1370,190,897]" captionTargetPageId="6" captionText="FIGURE 4. Predicted secondary structure for D1–D1′ helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727239" httpUri="https://zenodo.org/record/13727239/files/figure.png" pageId="4" pageNumber="215">Fig. 4a, b</figureCitation>
|
||
); however, one bilateral bubble and two minor loops with 2 bases were observed in in the middle portion from strain FACHB–2293 (
|
||
<figureCitation id="13525BECFFDBEB34EBE8D7DCFBAD8B13" box="[1018,1100,1276,1301]" captionStart="FIGURE 4" captionStartId="6.[136,229,922,943]" captionTargetBox="[240,1346,197,876]" captionTargetId="figure-13@6.[217,1370,190,897]" captionTargetPageId="6" captionText="FIGURE 4. Predicted secondary structure for D1–D1′ helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727239" httpUri="https://zenodo.org/record/13727239/files/figure.png" pageId="4" pageNumber="215">Fig. 4c</figureCitation>
|
||
). In our predicted models, there were 9 base exchanges with one compensatory base change and two hemi-compensatory base changes in the D1–D1′ helix between strain FACHB–2293 and
|
||
<taxonomicName id="4C693CEAFFDBEB34EA5AD664FCCC8B5B" authority="CENA" authorityName="CENA" box="[584,813,1348,1373]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34EA5AD664FD388B5B" box="[584,729,1348,1373]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
408
|
||
<superScript id="7C1CEA21FFDBEB34EB44D662FCBE8B56" attach="none" box="[854,863,1346,1360]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
, and 5 base exchanges with one hemi-compensatory base in the D1–D1′ helix between strain FACHB–2293 and
|
||
<taxonomicName id="4C693CEAFFDBEB34EB59D648FBCA8B87" authority="CENA" authorityName="CENA" box="[843,1067,1384,1409]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EB59D648FC338B87" box="[843,978,1384,1409]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34EC41D646FBBD8B72" attach="none" box="[1107,1116,1382,1396]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
. The Box-B helix was quite variable in structure (
|
||
<figureCitation id="13525BECFFDBEB34E96BD6ACFE5C8BA3" box="[377,445,1420,1445]" captionStart="FIGURE 5" captionStartId="6.[136,229,2029,2050]" captionTargetBox="[277,1327,1075,1988]" captionTargetId="figure-49@6.[215,1372,1041,2004]" captionTargetPageId="6" captionText="FIGURE 5. Predicted secondary structure for Box-B helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727243" httpUri="https://zenodo.org/record/13727243/files/figure.png" pageId="4" pageNumber="215">Fig. 5</figureCitation>
|
||
). The base of the stem consisted of a 6 or 7 bp helix in
|
||
<taxonomicName id="4C693CEAFFDBEB34EC3DD6ACFAE68BA3" authority="CENA" authorityName="CENA" box="[1071,1287,1420,1445]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EC3DD6ACFB538BA3" box="[1071,1202,1420,1445]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34ED3DD6AAFAD88B9E" attach="left" box="[1327,1337,1418,1432]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
and strain FACHB–2293 (
|
||
<figureCitation id="13525BECFFDBEB34E92AD690FE448BCF" box="[312,421,1456,1481]" captionStart="FIGURE 5" captionStartId="6.[136,229,2029,2050]" captionTargetBox="[277,1327,1075,1988]" captionTargetId="figure-49@6.[215,1372,1041,2004]" captionTargetPageId="6" captionText="FIGURE 5. Predicted secondary structure for Box-B helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727243" httpUri="https://zenodo.org/record/13727243/files/figure.png" pageId="4" pageNumber="215">Fig. 5b, c</figureCitation>
|
||
). A single unpaired base was observed in the base of the stem form
|
||
<taxonomicName id="4C693CEAFFDBEB34EC86D690FA998BCF" authority="CENA" authorityName="CENA" box="[1172,1400,1456,1481]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34EC86D690FAC48BCF" box="[1172,1317,1456,1481]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
408
|
||
<superScript id="7C1CEA21FFDBEB34EDB0D68EFA4D8BBA" attach="right" box="[1442,1452,1454,1468]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
(
|
||
<figureCitation id="13525BECFFDBEB34E882D6F4FF008BEB" box="[144,225,1492,1517]" captionStart="FIGURE 5" captionStartId="6.[136,229,2029,2050]" captionTargetBox="[277,1327,1075,1988]" captionTargetId="figure-49@6.[215,1372,1041,2004]" captionTargetPageId="6" captionText="FIGURE 5. Predicted secondary structure for Box-B helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727243" httpUri="https://zenodo.org/record/13727243/files/figure.png" pageId="4" pageNumber="215">Fig. 5a</figureCitation>
|
||
). Two loops with 6 bases were presented in the middle portion from
|
||
<taxonomicName id="4C693CEAFFDBEB34EBCFD6F4FB528BEB" authority="CENA" authorityName="CENA" box="[989,1203,1492,1517]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="atlantica">
|
||
<emphasis id="B91D9B7BFFDBEB34EBCFD6F4FBBE8BEB" box="[989,1119,1492,1517]" italics="true" pageId="4" pageNumber="215">A. atlantica</emphasis>
|
||
CENA
|
||
</taxonomicName>
|
||
595
|
||
<superScript id="7C1CEA21FFDBEB34ECCED6F2FB078BE6" attach="left" box="[1244,1254,1490,1504]" fontSize="6" pageId="4" pageNumber="215">T</superScript>
|
||
and
|
||
<taxonomicName id="4C693CEAFFDBEB34ED09D6F4FA4A8BEB" box="[1307,1451,1492,1517]" class="Cyanobacteriia" family="Chroococcidiopsidaceae" genus="Aliterella" higherTaxonomySource="GBIF" kingdom="Bacteria" order="Cyanobacteriales" pageId="4" pageNumber="215" phylum="Cyanobacteria" rank="species" species="antarctica">
|
||
<emphasis id="B91D9B7BFFDBEB34ED09D6F4FA4A8BEB" box="[1307,1451,1492,1517]" italics="true" pageId="4" pageNumber="215">A. antarctica</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<figureCitation id="13525BECFFDBEB34E882D6D8FEE18817" box="[144,256,1528,1553]" captionStart="FIGURE 5" captionStartId="6.[136,229,2029,2050]" captionTargetBox="[277,1327,1075,1988]" captionTargetId="figure-49@6.[215,1372,1041,2004]" captionTargetPageId="6" captionText="FIGURE 5. Predicted secondary structure for Box-B helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727243" httpUri="https://zenodo.org/record/13727243/files/figure.png" pageId="4" pageNumber="215">Fig. 5a, b</figureCitation>
|
||
), whereas a loop with 8 bases, a side loop with 3 bases and a single unpaired base were presented in the middle portion from strain FACHB–2293 (
|
||
<figureCitation id="13525BECFFDBEB34EA7AD53CFD588833" box="[616,697,1564,1589]" captionStart="FIGURE 5" captionStartId="6.[136,229,2029,2050]" captionTargetBox="[277,1327,1075,1988]" captionTargetId="figure-49@6.[215,1372,1041,2004]" captionTargetPageId="6" captionText="FIGURE 5. Predicted secondary structure for Box-B helix of 16S–23S rRNA intergenic spacer of three Aliterella strains. (a) A. antarctica CENA408T; (b) A. atlantica CENA595T; (c) A. shaanxiensis FACHB–2293." figureDoi="http://doi.org/10.5281/zenodo.13727243" httpUri="https://zenodo.org/record/13727243/files/figure.png" pageId="4" pageNumber="215">Fig. 5c</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |