Deinococcus arenicola sp. nov., a novel radiation-resistant bacterium isolated from sandy soil in Antarctica.
Int J Syst Evol Microbiol
; 74(5)2024 May.
Article
em En
| MEDLINE
| ID: mdl-38787370
ABSTRACT
A Gram-stain-positive, aerobic, non-mobile and spherical strain, designated ZS9-10T, belonging to the genus Deinococcus was isolated from soil sampled at the Chinese Zhong Shan Station, Antarctica. Growth was observed in the presence of 0-4â% (w/v) NaCl, at pH 7.0-8.0 and at 4-25â°C. Phylogenetic analysis based on 16S rRNA gene sequences showed that strain ZS9-10T formed a lineage in the genus Deinococcus. It exhibited highest sequence similarity (97.4â%) to Deinococcus marmoris DSM 12784T. The major phospholipids of ZS9-10T were unidentified phosphoglycolipid, unidentified glycolipids and unidentified lipids. The major fatty acids were summed feature 3 (C16ââ1 ω7c and/or C16ââ1 ω6c), C16ââ0 and C16ââ1 ω7c. MK-8 was the predominant respiratory quinone. The digital DNA-DNA hybridization and average nucleotide identity values between strain ZS9-10T and its close relative D. marmoris DSM 12784T were 27.4 and 83.9â%, respectively. Based on phenotypic, phylogenetic and genotypic data, a novel species, named Deinococcus arenicola sp. nov., is proposed. The type strain iis ZS9-10T (=CCTCC AB 2019392T=KCTC43192T).
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MEDLINE
Assunto principal:
Fosfolipídeos
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Filogenia
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Microbiologia do Solo
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Composição de Bases
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DNA Bacteriano
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RNA Ribossômico 16S
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Técnicas de Tipagem Bacteriana
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Análise de Sequência de DNA
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Deinococcus
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Ácidos Graxos
Idioma:
En
Ano de publicação:
2024
Tipo de documento:
Article