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Pseudocnuella soli gen. nov., sp. nov., a bacterium from soil belonging to the family Chitinophagaceae
Antonie van Leeuwenhoek ( IF 1.8 ) Pub Date : 2021-01-15 , DOI: 10.1007/s10482-020-01509-z
Soohyun Maeng 1 , Yuna Park 1 , Ju Hyun Han 1 , Sang Eun Lee 1 , Myung Kyum Kim 1 , Gayathri Subramani 1
Affiliation  

A Gram-stain negative, aerobic, rod-shaped, yellow-coloured bacterium, designated strain 17J28-1T, was isolated from soil of Jeju Island, Korea. Optimal growth was found to occur at 30 °C, at pH 6.0 and in the absence of NaCl on R2A at 30 °C. Strain 17J28-1T showed resistance to UV-radiation. The draft genome sequence of strain 17J28-1T is 4804,510 bp long with a 49.4% G + C content. Phylogenetic analyses based on 16S rRNA gene sequences showed that strain 17J28-1T forms a distinct lineage within the family Chitinophagaceae (order Chitinophagales, class Chitinophagia) and is closely related to Cnuella takakiae (93.7% 16S rRNA gene sequence similarity) and Flavisolibacter ginsengiterrae (93.1%). In addition, genomic comparison using digital DNA–DNA hybridization (dDDH) and OrthoANI analyses between the novel organism and the members of the family Chitinophagaceae revealed identities of 65.5–74.1% and 18.1–28%, respectively. The predominant cellular fatty acids were identified as C15:0 iso, C15:1 iso G and C17:0 iso 3-OH and the major respiratory quinone as MK-7. Based on these data we propose that strain 17J28-1T (= KCTC 62223T = JCM 33202T) represents a novel genus and species in the family Chitinophagaceae, for which the name Pseudocnuella soli gen. nov. sp. nov. is proposed.



中文翻译:

Pseudocnuella soli 基因。十一月,sp。nov., 一种来自土壤的细菌,属于 Chitinophagaceae

从韩国济州岛的土壤中分离出革兰氏染色阴性、需氧、杆状、黄色细菌,指定菌株 17J28-1 T。发现最佳生长发生在 30 °C、pH 6.0 和 30 °C 下 R2A 上没有 NaCl 的情况下。菌株 17J28-1 T表现出对紫外线辐射的抵抗力。菌株 17J28-1 T 的基因组序列草图长 4804,510 bp,G + C 含量为 49.4%。基于 16S rRNA 基因序列的系统发育分析表明,菌株 17J28-1 T几丁质噬菌科(ChitinophagalesChitinophagales 纲)中形成了一个独特的谱系,并且与Cnuella takakiae密切相关。(93.7% 16S rRNA 基因序列相似性) 和Flavisolibacter ginsengiterrae (93.1%)。此外,使用数字 DNA-DNA 杂交 (dDDH) 和 OrthoANI 分析在新生物和几丁质食藻科成员之间进行的基因组比较显示,身份分别为 65.5-74.1% 和 18.1-28%。主要的细胞脂肪酸被鉴定为 C 15:0 iso、C 15:1 iso G 和 C 17:0 iso 3-OH,主要的呼吸醌为 MK-7。基于这些数据,我们提出,菌株17J28-1 Ť(= KCTC 62223 Ť  = JCM 33202 Ť)表示在家庭的新颖属和种Chitinophagaceae,其名称Pseudocnuella soli gen。十一月 sp. 十一月 被提议。

更新日期:2021-01-15
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