Actibacter sediminis gen. nov., sp. nov. , a marine bacterium of the family Flavobacteriaceae isolated from tidal flat sediment

Ju Hyoung Kim, Ki Youn Kim, Young Tae Hahm, Bong Soo Kim, Jongsik Chun, Chang Ju Cha

Research output: Contribution to journalArticlepeer-review

31 Scopus citations

Abstract

A yellow-pigmented, Gram-negative, aerobic bacterial strain comprising rod-shaped cells devoid of flagellar and gliding motility, designated strain JC2129T, was isolated from tidal flat sediment of Dongmak on Ganghwa Island, South Korea. Results from a 16S rRNA gene sequence analysis indicated that the isolate belonged to the family Flavobacteriaceae; the highest level of nucleotide sequence similarity (91.9%) occurred with Polaribacter dokdonensis DSW-5T. The predominant cellular fatty acids were iso-C15:0 (19.8%), iso-C15:1 G(14.0%), iso-C17:0 3-OH (13.7%) and iso-C13:0 (6.4%). Flexirubin-type pigments were absent. The major isoprenoid quinone was MK-6. The DNA G + C content was 43-45 mol%. Data from a polyphasic taxonomy study suggested that the isolate represents a novel genus and species in the family Flavobacteriaceae, for which the name Actibacter sediminis gen. nov., sp. nov. is proposed. The type strain of Actibacter sediminis is JC2129T (=KCTC 12704T =JCM 14002T).

Original languageEnglish
Pages (from-to)139-143
Number of pages5
JournalInternational Journal of Systematic and Evolutionary Microbiology
Volume58
Issue number1
DOIs
StatePublished - Jan 2008

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