Cryobacterium mesophilum sp nov., a novel mesophilic bacterium

被引:24
作者
Dastager, Syed G. [1 ]
Lee, Jae-Chan [1 ]
Ju, Yoon-Jung [1 ]
Park, Dong-Jin [1 ]
Kim, Chang-Jin [1 ]
机构
[1] KRIBB, Funct Metabol Res Ctr, Taejon 305806, South Korea
关键词
D O I
10.1099/ijs.0.65650-0
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A novel mesophilic, Gram-positive, cream- to pale yellow-pigmented, aerobic bacterium, designated MSL-15(T), was isolated from a soil sample collected from Bigeum Island, South Korea. The cells were catalase-positive, motile and irregular rods. The diamino acid content of the cell-wall peptidoglycan was determined to be 2,4-diaminobutyric acid. Strain MSL-15(T) grew well between 20 and 28 degrees C, with optimum growth occurring at 25-28 degrees C. The major fatty acids were anteiso-C(15:0), iso-C(16:0), anteiso-C(17:0) and iso-C(15:0). The genomic DNA G + C content was 70.0 mol%. A phylogenetic analysis based on 16S rRNA gene sequences indicated that strain MSL-15(T) was associated with the genus Cryobacterium and exhibited 96.6% sequence similarity to Cryobacterium psychrotolerans JCM 13925(T) and 94.8% similarity to Cryobacterium psychrophilum JCM 1463(T). Phenotypic, chemotaxonomic; and phylogenetic data revealed that strain MSL-15(T) represents a novel species within the genus Cryobacterium, for which the name Cryobacterium mesophilum is proposed. The type strain is MSL-15(T) (=DSM 19267(T) =KCTC 19270(T)).
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页码:1241 / 1244
页数:4
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