Halomonas getboli sp. nov., a halotolerant bacteria isolated from a salt flat

Yeonjae Yoo, Hanbyul Lee, Jong Seong Khim, Xiaoyue Xu, Bogun Kim, In Geol Choi, Jae Jin Kim

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

A novel Gram-stain-negative, rod-shaped, cream-coloured, motile, halotolerant bacterium, designated as YJPS3-2T, was isolated from saltern sediment of the Yellow sea in Yongyu-do, Republic of Korea. Strain YJPS3-2T grew at pH 5.0–10.0 (optimum, pH 7.0), 4–40 °C (optimum, 30 °C) and with 1–15% (w/v) NaCl (optimum 3 %). The 16S rRNA gene sequence analysis indicated that strain YJPS3-2T was closely related to those of Halomonas halophila F5-7T (98.75 %), Halomonas salina F8-11T (98.74 %), Halomonas smyrnensis AAD6T (98.66 %), Halomonas organivorans G-16.1T (98.34 %), Halomonas kore-ensis SS20T (97.98 %) and Halomonas beimenensis NTU-107T (96.93 %). The average nucleotide identity and digital DNA– DNA hybridization values between YJPS3-2T and related type strains were 86.9–91.6 % and 32.0–44.8 %. Strain YJPS3-2T was characterized as having Q-9 as the predominant respiratory quinone and the principal fatty acids (>10 %) were C16: 0 (31.4 %), C19: 0 ω8c cyclo (16.3 %), C17: 0 cyclo (11.9 %) and C12: 0 3-OH (10.4 %). The polar lipids consisted of phosphatidylcho-line, diphosphatidylglycerol, phosphatidylethanolamine and phosphatidylglycerol. The DNA G+C content of strain YJPS3-2T is 68.1mol %. Based on the polyphasic taxonomic evidence presented in this study, YJPS3-2T should be classified as representing a novel species within the genus Halmonas, for which name Halomonas getboli is proposed, with the type strain YJPS3-2T (= KCTC 92124T =KACC 22561T =JCM 35085T).

Original languageEnglish
Article number005634
JournalInternational Journal of Systematic and Evolutionary Microbiology
Volume72
Issue number12
DOIs
Publication statusPublished - 2022

Bibliographical note

Funding Information:
This research was supported by "Development of living shoreline technology based on blue carbon science toward climate change adaptation" of the Korea Institute of Marine Science & Technology Promotion (KIMST) funded by the Ministry of Oceans and Fisheries (KIMST-20220526)

Publisher Copyright:
© 2022 The Authors.

Keywords

  • Getbol
  • Halomonas
  • halophile
  • halotolerant bacteria
  • marine bacteria

ASJC Scopus subject areas

  • Microbiology
  • Ecology, Evolution, Behavior and Systematics

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