Brevundimonas albigilva sp. nov., isolated from forest soil
Author(s) -
Van Hong Thi Pham,
SeungWoo Jeong,
SangHo Chung,
J. Kim
Publication year - 2015
Publication title -
international journal of systematic and evolutionary microbiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.925
H-Index - 173
eISSN - 1466-5034
pISSN - 1466-5026
DOI - 10.1099/ijsem.0.000848
Subject(s) - 16s ribosomal rna , biology , phosphatidylglycerol , strain (injury) , diamino acid , bacteria , glycerol , microbiology and biotechnology , biochemistry , phospholipid , gene sequence , genetics , anatomy , membrane , phosphatidylcholine
Strain NHI-13 T , a Gram-stain-negative, aerobic and short rod-shaped bacterium, was isolated from forest soil at Kyonggi University in Suwon, South Korea. It grew optimally in R2A medium, at 20-30 °C, in the presence of 0-4 % NaCl. Colonies resulting from incubation of the strain on agar plates for 2 days were circular, raised, translucent, viscous and whitish-yellow, with entire margins. This strain exhibited high catalase activity but was negative for oxidase. 16S rRNA gene sequence analysis showed that strain NHI-13 T formed a coherent cluster with members of the genus Brevundimonas . Its similarities were 98.0 % with Brevundimonas aurantiaca DSM 4731 T , 97.9 % with Brevundimonas vesicularis LMG 2350 T , 97.6 % with Brevundimonas intermedia ATCC 15262 T , 97.5 % with Brevundimonas nasdae GTC 1043 T , 97.1 % with ' Brevundimonas olei ' MJ15, 97.1 % with Brevundimonas mediterranea V4.BO.10 T and 97.0 % with Brevundimonas poindexterae FWC40 T . The major cellular fatty acids were summed feature 8 (C 18 : 1 ω7 c /C 18 : 1 ω6 c ), C 16 : 0 and 11-methyl C 18 : 1 ω7 c . The DNA G+C content was 63 mol%. The predominant quinone was ubiquinone Q-10. The polar lipid profile contained 1,2-di- O -acyl-3- O -α-d-glycopyranuronosyl glycerol, 1,2-di- O -acyl-3- O -α-d-glycopyranosyl glycerol, 1,2-di- O -acyl-3- O -[d-glycopyranosyl (1 → 4)-α-d-glucopyranuronosyl] glycerols, phosphatidylglycerol, 1,2-diacyl-3- O-(6'-phosphatidyl-α-d-glucopyranosyl) glycerol and other unknown lipids. The DNA relatedness of strain NHI-13 T with its reference strains was in the range of 43-56 %. On the basis of its phenotypic, genotypic, chemotaxonomic and phylogenetic distinctiveness, strain NHI-13 T is suggested to be a representative of a novel species, belonging to the genus Brevundimonas . Therefore, the name Brevundimonas albigilva. sp. nov. is proposed, with the type strain being NHI-13 T ( = KEME 9005-016 T = KACC 18249 T = JCM 30385 T ).
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