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Deinococcus kurensis sp. nov., isolated from pond water collected in Japan
Archives of Microbiology ( IF 2.8 ) Pub Date : 2020-04-27 , DOI: 10.1007/s00203-020-01845-8
Hironaga Akita 1 , Yuya Itoiri 2 , Sota Ihara 2 , Noriyo Takeda 1 , Akinori Matsushika 1, 3 , Zen-Ichiro Kimura 2
Affiliation  

An aerobic, oligotrophic, Gram-positive, non-sporulating, motile, rod-shaped, palladium-leaching bacterial strain, Deinococcus sp. KR-1, was previously isolated from pond water collected in Japan. This strain grew at 10 °C to 40 °C (optimum 30 °C), at pH 4.5 to 11.5 (optimum pH 8.0), and in the presence of 2.0% NaCl. Its major cellular fatty acids were C15: 1ω6 and C16 : 1ω7c. The quinone system was menaquinone 8. Multilocus sequence analysis based on partial sequences of four housekeeping genes (atpD, dnaA, gyrB and rpoB) showed that branching of Deinococcus sp. KR-1 was distant to those of Deinococcus type strains. The genome average nucleotide identity value between strain KR-1 and its closest related Deinococcus type strain was less than 95.69%. Based on its phenotypic, chemotaxonomic and phylogenetic data, strain KR-1 (= HUT-8138T = KCTC 33977T) can be considered a novel species within the genus Deinococcus with the proposed name Deinococcus kurensis sp. nov.

中文翻译:

库尔奇球菌属 11 月,从日本收集的池塘水中分离

一种需氧、贫营养、革兰氏阳性、无孢子、能动、棒状、钯浸出的细菌菌株,奇异球菌属。KR-1,以前是从日本收集的池塘水中分离出来的。该菌株在 10 °C 至 40 °C(最佳 30 °C)、pH 4.5 至 11.5(最佳 pH 8.0)和 2.0% NaCl 的条件下生长。其主要的细胞脂肪酸是 C15:1ω6 和 C16:1ω7c。醌系统是甲基萘醌 8。基于四个看家基因(atpD、dnaA、gyrB 和 rpoB)部分序列的多位点序列分析表明,奇异球菌属的分支。KR-1 与奇异球菌型菌株相距甚远。菌株KR-1与其最接近的奇异球菌型菌株之间的基因组平均核苷酸同一性值小于95.69%。根据其表型、化学分类和系统发育数据,菌株 KR-1 (= HUT-8138T = KCTC 33977T) 可以被认为是奇异球菌属中的一个新物种,建议名称为奇异球菌属。十一月
更新日期:2020-04-27
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