Rhodococcus navarretei sp. nov. and Pseudarthrobacter quantipunctorum sp. nov., two novel species with the ability to biosynthesize fluorescent nanoparticles, isolated from soil samples at Union Glacier, Antarctica

Two Gram-stain-positive bacterial strains, EXRC-4A-4 and RC-2-3 , were isolated from soil samples collected at Union Glacier, Antarctica. Based on 16S rRNA gene sequence similarity, strain EXRC-4A-4 was identified as belonging to the genus , and strain RC-2-3 to the genus . Further genomic analyses,...

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Veröffentlicht in:International journal of systematic and evolutionary microbiology 2024-10, Vol.74 (10)
Hauptverfasser: Carrasco, Valentina, Vargas-Reyes, Matías, Lagos-Moraga, Sebastián, Dietz-Vargas, Claudio, Allendes-Ormazábal, Daniela, Meza-Inzunza, Juan, Rojas-Morales, Fernanda, Durán-Villegas, Sebastián, Valenzuela-Ibaceta, Felipe, Cabrera, Ma Ángeles, Pérez-Donoso, José M
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container_title International journal of systematic and evolutionary microbiology
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creator Carrasco, Valentina
Vargas-Reyes, Matías
Lagos-Moraga, Sebastián
Dietz-Vargas, Claudio
Allendes-Ormazábal, Daniela
Meza-Inzunza, Juan
Rojas-Morales, Fernanda
Durán-Villegas, Sebastián
Valenzuela-Ibaceta, Felipe
Cabrera, Ma Ángeles
Pérez-Donoso, José M
description Two Gram-stain-positive bacterial strains, EXRC-4A-4 and RC-2-3 , were isolated from soil samples collected at Union Glacier, Antarctica. Based on 16S rRNA gene sequence similarity, strain EXRC-4A-4 was identified as belonging to the genus , and strain RC-2-3 to the genus . Further genomic analyses, including average nucleotide identity and digital DNA-DNA hybridization, suggested that these strains represent new species. Strain EXRC-4A-4 exhibited growth at temperatures ranging from 4 to 28 °C (optimum between 20 and 28 °C), at pH 5.0-9.0 (optimum, pH 6.0), and in the presence of 0-5.0% NaCl (optimum between 0 and 1% NaCl). Strain RC-2-3 grew at 4-28 °C (optimum growth at 28 °C), pH 6.0-10 (optimum, pH 7.0) and in the presence of 0-5.0% NaCl (optimum, 1% NaCl). The fatty acid profile of EXRC-4A-4 was dominated by C , while that of RC-2-3 was dominated by anteiso-C . The draft genome sequences revealed a DNA G+C content of 64.6 mol% for EXRC-4A-4 and 65.8 mol% for RC-2-3 . Based on this polyphasic study, EXRC-4A-4 and RC-2-3 represent two novel species within the genera and , respectively. We propose the names sp. nov. and sp. nov. The type strains are EXRC-4A-4 and RC-2-3 . These strains have been deposited deposited in the CChRGM and BCCM/LMG culture collections with entry numbers RGM 3539/LMG 33621 and RGM 3538/LMG 33620, respectively.
doi_str_mv 10.1099/ijsem.0.006536
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Based on 16S rRNA gene sequence similarity, strain EXRC-4A-4 was identified as belonging to the genus , and strain RC-2-3 to the genus . Further genomic analyses, including average nucleotide identity and digital DNA-DNA hybridization, suggested that these strains represent new species. Strain EXRC-4A-4 exhibited growth at temperatures ranging from 4 to 28 °C (optimum between 20 and 28 °C), at pH 5.0-9.0 (optimum, pH 6.0), and in the presence of 0-5.0% NaCl (optimum between 0 and 1% NaCl). Strain RC-2-3 grew at 4-28 °C (optimum growth at 28 °C), pH 6.0-10 (optimum, pH 7.0) and in the presence of 0-5.0% NaCl (optimum, 1% NaCl). The fatty acid profile of EXRC-4A-4 was dominated by C , while that of RC-2-3 was dominated by anteiso-C . The draft genome sequences revealed a DNA G+C content of 64.6 mol% for EXRC-4A-4 and 65.8 mol% for RC-2-3 . Based on this polyphasic study, EXRC-4A-4 and RC-2-3 represent two novel species within the genera and , respectively. We propose the names sp. nov. and sp. nov. The type strains are EXRC-4A-4 and RC-2-3 . 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Based on 16S rRNA gene sequence similarity, strain EXRC-4A-4 was identified as belonging to the genus , and strain RC-2-3 to the genus . Further genomic analyses, including average nucleotide identity and digital DNA-DNA hybridization, suggested that these strains represent new species. Strain EXRC-4A-4 exhibited growth at temperatures ranging from 4 to 28 °C (optimum between 20 and 28 °C), at pH 5.0-9.0 (optimum, pH 6.0), and in the presence of 0-5.0% NaCl (optimum between 0 and 1% NaCl). Strain RC-2-3 grew at 4-28 °C (optimum growth at 28 °C), pH 6.0-10 (optimum, pH 7.0) and in the presence of 0-5.0% NaCl (optimum, 1% NaCl). The fatty acid profile of EXRC-4A-4 was dominated by C , while that of RC-2-3 was dominated by anteiso-C . The draft genome sequences revealed a DNA G+C content of 64.6 mol% for EXRC-4A-4 and 65.8 mol% for RC-2-3 . Based on this polyphasic study, EXRC-4A-4 and RC-2-3 represent two novel species within the genera and , respectively. We propose the names sp. nov. and sp. nov. The type strains are EXRC-4A-4 and RC-2-3 . 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Vargas-Reyes, Matías ; Lagos-Moraga, Sebastián ; Dietz-Vargas, Claudio ; Allendes-Ormazábal, Daniela ; Meza-Inzunza, Juan ; Rojas-Morales, Fernanda ; Durán-Villegas, Sebastián ; Valenzuela-Ibaceta, Felipe ; Cabrera, Ma Ángeles ; Pérez-Donoso, José M</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c180t-e6352cc9527a718f82762e2d4690c6d122f48dbf9bbeff389b8cb7a330f3fd953</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2024</creationdate><topic>Actinomycetales - classification</topic><topic>Actinomycetales - genetics</topic><topic>Actinomycetales - isolation &amp; purification</topic><topic>Actinomycetales - metabolism</topic><topic>Antarctic Regions</topic><topic>Bacterial Typing Techniques</topic><topic>Base Composition</topic><topic>DNA, Bacterial - genetics</topic><topic>Fatty Acids</topic><topic>Ice Cover - microbiology</topic><topic>Nucleic Acid Hybridization</topic><topic>Phylogeny</topic><topic>Rhodococcus - classification</topic><topic>Rhodococcus - genetics</topic><topic>Rhodococcus - isolation &amp; purification</topic><topic>Rhodococcus - metabolism</topic><topic>RNA, Ribosomal, 16S - genetics</topic><topic>Sequence Analysis, DNA</topic><topic>Soil Microbiology</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Carrasco, Valentina</creatorcontrib><creatorcontrib>Vargas-Reyes, Matías</creatorcontrib><creatorcontrib>Lagos-Moraga, Sebastián</creatorcontrib><creatorcontrib>Dietz-Vargas, Claudio</creatorcontrib><creatorcontrib>Allendes-Ormazábal, Daniela</creatorcontrib><creatorcontrib>Meza-Inzunza, Juan</creatorcontrib><creatorcontrib>Rojas-Morales, Fernanda</creatorcontrib><creatorcontrib>Durán-Villegas, Sebastián</creatorcontrib><creatorcontrib>Valenzuela-Ibaceta, Felipe</creatorcontrib><creatorcontrib>Cabrera, Ma Ángeles</creatorcontrib><creatorcontrib>Pérez-Donoso, José M</creatorcontrib><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>MEDLINE - Academic</collection><jtitle>International journal of systematic and evolutionary microbiology</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Carrasco, Valentina</au><au>Vargas-Reyes, Matías</au><au>Lagos-Moraga, Sebastián</au><au>Dietz-Vargas, Claudio</au><au>Allendes-Ormazábal, Daniela</au><au>Meza-Inzunza, Juan</au><au>Rojas-Morales, Fernanda</au><au>Durán-Villegas, Sebastián</au><au>Valenzuela-Ibaceta, Felipe</au><au>Cabrera, Ma Ángeles</au><au>Pérez-Donoso, José M</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Rhodococcus navarretei sp. nov. and Pseudarthrobacter quantipunctorum sp. nov., two novel species with the ability to biosynthesize fluorescent nanoparticles, isolated from soil samples at Union Glacier, Antarctica</atitle><jtitle>International journal of systematic and evolutionary microbiology</jtitle><addtitle>Int J Syst Evol Microbiol</addtitle><date>2024-10</date><risdate>2024</risdate><volume>74</volume><issue>10</issue><issn>1466-5026</issn><issn>1466-5034</issn><eissn>1466-5034</eissn><abstract>Two Gram-stain-positive bacterial strains, EXRC-4A-4 and RC-2-3 , were isolated from soil samples collected at Union Glacier, Antarctica. Based on 16S rRNA gene sequence similarity, strain EXRC-4A-4 was identified as belonging to the genus , and strain RC-2-3 to the genus . Further genomic analyses, including average nucleotide identity and digital DNA-DNA hybridization, suggested that these strains represent new species. Strain EXRC-4A-4 exhibited growth at temperatures ranging from 4 to 28 °C (optimum between 20 and 28 °C), at pH 5.0-9.0 (optimum, pH 6.0), and in the presence of 0-5.0% NaCl (optimum between 0 and 1% NaCl). Strain RC-2-3 grew at 4-28 °C (optimum growth at 28 °C), pH 6.0-10 (optimum, pH 7.0) and in the presence of 0-5.0% NaCl (optimum, 1% NaCl). The fatty acid profile of EXRC-4A-4 was dominated by C , while that of RC-2-3 was dominated by anteiso-C . The draft genome sequences revealed a DNA G+C content of 64.6 mol% for EXRC-4A-4 and 65.8 mol% for RC-2-3 . Based on this polyphasic study, EXRC-4A-4 and RC-2-3 represent two novel species within the genera and , respectively. We propose the names sp. nov. and sp. nov. The type strains are EXRC-4A-4 and RC-2-3 . These strains have been deposited deposited in the CChRGM and BCCM/LMG culture collections with entry numbers RGM 3539/LMG 33621 and RGM 3538/LMG 33620, respectively.</abstract><cop>England</cop><pmid>39361511</pmid><doi>10.1099/ijsem.0.006536</doi><orcidid>https://orcid.org/0000-0002-9506-1716</orcidid></addata></record>
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subjects Actinomycetales - classification
Actinomycetales - genetics
Actinomycetales - isolation & purification
Actinomycetales - metabolism
Antarctic Regions
Bacterial Typing Techniques
Base Composition
DNA, Bacterial - genetics
Fatty Acids
Ice Cover - microbiology
Nucleic Acid Hybridization
Phylogeny
Rhodococcus - classification
Rhodococcus - genetics
Rhodococcus - isolation & purification
Rhodococcus - metabolism
RNA, Ribosomal, 16S - genetics
Sequence Analysis, DNA
Soil Microbiology
title Rhodococcus navarretei sp. nov. and Pseudarthrobacter quantipunctorum sp. nov., two novel species with the ability to biosynthesize fluorescent nanoparticles, isolated from soil samples at Union Glacier, Antarctica
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