{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,26]],"date-time":"2026-06-26T05:31:36Z","timestamp":1782451896939,"version":"3.54.5"},"reference-count":41,"publisher":"Microbiology Society","issue":"9","license":[{"start":{"date-parts":[[2023,9,27]],"date-time":"2023-09-27T00:00:00Z","timestamp":1695772800000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100005416","name":"Norges Forskningsr\u00e5d","doi-asserted-by":"crossref","award":["261923"],"award-info":[{"award-number":["261923"]}],"id":[{"id":"10.13039\/501100005416","id-type":"DOI","asserted-by":"crossref"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2023,9,27]]},"abstract":"<jats:p>The thermo-acidophilic aerobic methanotrophic <jats:italic>\n                     <jats:named-content content-type=\"phylum\">\n                        <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/doi.org\/10.1601\/nm.8397\" xlink:type=\"simple\">Verrucomicrobia<\/jats:ext-link>\n                     <\/jats:named-content>\n                  <\/jats:italic> bacterium, designated strain Kam1<jats:sup>T<\/jats:sup> was isolated from an acidic geothermal mud spring in Kamchatka, Russia. Kam1<jats:sup>T<\/jats:sup> is Gram-stain-negative, with non-motile cells and non-spore-forming rods, and a diameter of 0.45\u20130.65\u2009\u00b5m and length of 0.8\u20131.0\u2009\u00b5m. Its growth is optimal at the temperature of 55\u2009\u00b0C (range, 37\u201360\u2009\u00b0C) and pH of 2.5 (range, pH 1\u20136), and its maximal growth rate is ~0.11\u2009h<jats:sup>\u22121<\/jats:sup> (doubling time ~6.3\u2009h). Its cell wall contains peptidoglycan with <jats:italic>meso<\/jats:italic>-diaminopimelic acid. In addition to growing on methane and methanol, strain Kam1<jats:sup>T<\/jats:sup> grows on acetone and 2-propanol. Phylogenetically, it forms a distinct group together with other <jats:italic>\n                     <jats:named-content content-type=\"genus\">\n                        <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/doi.org\/10.1601\/nm.32340\" xlink:type=\"simple\">Methylacidiphilum<\/jats:ext-link>\n                     <\/jats:named-content>\n                  <\/jats:italic> strains and with the candidate genus Methylacidimicrobium as a sister group. These findings support the classification of the strain Kam1<jats:sup>T<\/jats:sup> as a representative of a novel species and genus of the phylum <jats:italic>\n                     <jats:named-content content-type=\"phylum\">\n                        <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/doi.org\/10.1601\/nm.31638\" xlink:type=\"simple\">Verrucomicrobiota<\/jats:ext-link>\n                     <\/jats:named-content>\n                  <\/jats:italic>. For this strain, we propose the name <jats:italic>\n                     <jats:named-content content-type=\"species\">\n                        <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/doi.org\/10.1601\/nm.33704\" xlink:type=\"simple\">Methylacidiphilum kamchatkense<\/jats:ext-link>\n                     <\/jats:named-content>\n                  <\/jats:italic> sp. nov. as the type species within <jats:italic>\n                     <jats:named-content content-type=\"genus\">\n                        <jats:ext-link xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"uri\" xlink:href=\"http:\/\/doi.org\/10.1601\/nm.32340\" xlink:type=\"simple\">Methylacidiphilum<\/jats:ext-link>\n                     <\/jats:named-content>\n                  <\/jats:italic> gen. nov. Strain Kam1<jats:sup>T<\/jats:sup> (JCM 30608<jats:sup>T<\/jats:sup>=KCTC 4682<jats:sup>T<\/jats:sup>) is the type strain.<\/jats:p>","DOI":"10.1099\/ijsem.0.006060","type":"journal-article","created":{"date-parts":[[2023,9,27]],"date-time":"2023-09-27T15:16:51Z","timestamp":1695827811000},"source":"Crossref","is-referenced-by-count":5,"title":["Methylacidiphilum kamchatkense gen. nov., sp. nov., an extremely acidophilic and moderately thermophilic methanotroph belonging to the phylum Verrucomicrobiota"],"prefix":"10.1099","volume":"73","author":[{"given":"Chandini Murarilal","family":"Ratnadevi","sequence":"first","affiliation":[{"name":"Department of Biological Sciences, University of Bergen, P.O. Box 7803, NO-5020 Bergen, Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Helge-Andr\u00e9","family":"Erikstad","sequence":"additional","affiliation":[{"name":"Department of Biological Sciences, University of Bergen, P.O. 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