Using a pyrosequencing-based custom-made sequencer BIGIS-4, we sequenced a Gram-negative bacterium Glaciecola mesophila sp. nov. (Gmn) isolated from marine invertebrate specimens. We generated 152043 sequencing reads with a mean high-quality length of 406 bp, and assembled them using the BIGIS-4 post-processing module. No systematic low-quality data was detected beyond expected homopolymer-derived errors. The assembled Gmn genome is 5144318 bp in length and harbors 4303 annotated genes. A large number of metabolic genes correspond to various nutrients from surface marine invertebrates. Its abundant cold-tolerant and cellular signaling and related genes reveal a fundamental adaptation to low-temperature marine environment.
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http://dx.doi.org/10.1007/s11427-011-4211-9 | DOI Listing |
Int J Syst Evol Microbiol
April 2019
Department of Food Nutrition, Baewha Women's University, Seoul 03039, Republic of Korea.
A Gram-stain-negative, aerobic, non-motile and coccus-shaped bacterium (THG-3.7) was isolated from seawater. Growth occurred at 10-30 °C (optimum 25 °C), at pH 6-8 (optimum 7) and in the presence of 1-8 % (w/v) NaCl (optimum 4 %).
View Article and Find Full Text PDFAppl Environ Microbiol
December 2018
State Key Laboratory of Microbial Technology, Institute of Marine Science and Technology, Marine Biotechnology Research Center, Shandong University, Jinan, China
Xylanases play a crucial role in the degradation of xylan in both terrestrial and marine environments. The endoxylanase XynB from the marine bacterium KMM 241 is a modular enzyme comprising a long N-terminal domain (NTD) (E44 to T562) with xylan-binding ability and a catalytic domain (CD) (T563 to E912) of glycoside hydrolase family 8 (GH8). In this study, the long NTD is confirmed to contain three different functional regions, which are NTD1 (E44 to D136), NTD2 (Y137 to A193), and NTD3 (L194 to T562).
View Article and Find Full Text PDFInt J Syst Evol Microbiol
September 2014
CSIR - Centre for Cellular and Molecular Biology, Uppal Road, Hyderabad 500 007, India.
Phylogenetic analyses of the genus Glaciecola were performed using the sequences of the 16S rRNA gene and the GyrB protein to establish its taxonomic status. The results indicated a consistent clustering of the genus Glaciecola into two clades, with significant bootstrap values, with all the phylogenetic methods employed. Clade 1 was represented by seven species, Glaciecola agarilytica, G.
View Article and Find Full Text PDFMar Drugs
April 2013
The State Key Lab of Microbial Technology, Marine Biotechnology Research Center, Shandong University, Jinan 250100, China.
Marine xylanases are rather less studied compared to terrestrial xylanases. In this study, a new xylanase gene, xynB, was cloned from the marine bacterium, Glaciecola mesophila KMM241, and expressed in Escherichia coli. xynB encodes a multi-domain xylanase XynB of glycoside hydrolase (GH) family 8.
View Article and Find Full Text PDFAntonie Van Leeuwenhoek
May 2013
Department of Food Science and Biotechnology, Sungkyunkwan University, Jangan-gu, Suwon, South Korea.
A Gram-negative, aerobic, non-motile and ovoid or rod-shaped bacterial strain, GGW-M5(T), was isolated from seawater on the southern coast in Korea, and its taxonomic position was investigated by using a polyphasic approach. Strain GGW-M5(T) grew optimally at pH 7.0-8.
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