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author:

Lee, K.-Y. (Lee, K.-Y..) [1] | Lai, M.-C. (Lai, M.-C..) [2] | Lin, S. (Lin, S..) [3] | Lai, S.-J. (Lai, S.-J..) [4] | Zhang, W.-L. (Zhang, W.-L..) [5] | Chen, W.-C. (Chen, W.-C..) [6] | You, Y.-T. (You, Y.-T..) [7] | Wu, S.-Y. (Wu, S.-Y..) [8] | Hung, C.-C. (Hung, C.-C..) [9] | Ding, J.-Y. (Ding, J.-Y..) [10] | Zhou, Y.-Z. (Zhou, Y.-Z..) [11] | Shih, C.-J. (Shih, C.-J..) [12] | Wu, Y.-C. (Wu, Y.-C..) [13] | Zhao, J. (Zhao, J..) [14] | Li, Y. (Li, Y..) [15] | Xiao, W. (Xiao, W..) [16] | Wu, C.-H. (Wu, C.-H..) [17] | Zhang, H. (Zhang, H..) [18] | Dong, G. (Dong, G..) [19] | Qiu, W. (Qiu, W..) [20] | Wang, S. (Wang, S..) [21] | Chen, S.-C. (Chen, S.-C..) [22]

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Scopus

Abstract:

A novel mesophilic, hydrogenotrophic methanogen, strain CWC-01T, was isolated from the sediment sample of the piston core collected at station 3 at Good Weather Ridge area offshore southwestern Taiwan from ORI-902A cruise in 2009. Cells of strain CWC-01T are rod-shaped, measuring 0.4–0.5 µm in width and 1.0–2.0 µm in length. Strain CWC-01T utilizes formate and H2 /CO2 to produce methane, but not secondary alcohol, methanol, ethanol, methylamines or acetate as catabolic substrates. The optimal growth conditions are 37 °C, 0.043 M NaCl and pH 6.3. Growth effectors tests indicate tryptone, but not acetate and yeast extract, could stimulate the growth of strain CWC-01. Phylogenetic analysis of 16S rRNA gene reveals that strain CWC-01T is most closely related to Methanobacterium petrolearium Mic5c12T, with 96.63% identity. Genome size of strain CWC-01T is 1.98 Mb and it is the smallest genome size of genus. The genomic DNA G+C content obtained from the genome sequence of strain CWC-01T is 44.15 mol%. Based on these phenotypic, phylogenetic and genomic analyses, we propose that strain CWC-01T represents a novel species in genus Methanobacterium, for which the name Methanobacterium aridiramus sp. nov. is proposed. The type strain is CWC-01T (=BCRC AR10053T =NBRC 113991T). © 2025 The Authors.

Keyword:

archaea marine sediment methane hydrate Methanobacterium methanogen

Community:

  • [ 1 ] [Lee K.-Y.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 2 ] [Lai M.-C.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 3 ] [Lin S.]Institute of Oceanography, National Taiwan University, Taipei, Taiwan
  • [ 4 ] [Lai S.-J.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 5 ] [Lai S.-J.]Graduate Institute of Biomedical Sciences, China Medical University, Taichung, Taiwan
  • [ 6 ] [Lai S.-J.]Research Center for Cancer Biology, China Medical University, Taichung, Taiwan
  • [ 7 ] [Zhang W.-L.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 8 ] [Zhang W.-L.]Bioresource Collection and Research Center, Food Industry Research and Development Institute, Hsinchu, Taiwan
  • [ 9 ] [Chen W.-C.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 10 ] [You Y.-T.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 11 ] [Wu S.-Y.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 12 ] [Hung C.-C.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 13 ] [Ding J.-Y.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 14 ] [Zhou Y.-Z.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 15 ] [Shih C.-J.]Bioresource Collection and Research Center, Food Industry Research and Development Institute, Hsinchu, Taiwan
  • [ 16 ] [Wu Y.-C.]Bioresource Collection and Research Center, Food Industry Research and Development Institute, Hsinchu, Taiwan
  • [ 17 ] [Zhao J.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 18 ] [Zhao J.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 19 ] [Zhao J.]College of Chemistry and Materials Science, Fujian Normal University, Fujian, Fuzhou, China
  • [ 20 ] [Li Y.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 21 ] [Li Y.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 22 ] [Li Y.]College of Environment and Safety Engineering, Fuzhou University, Fujian, Fuzhou, China
  • [ 23 ] [Li Y.]Medical Plant Exploitation and Utilization Engineering Research Center, Sanming University, Fujian, Sanming, China
  • [ 24 ] [Xiao W.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 25 ] [Wu C.-H.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 26 ] [Wu C.-H.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 27 ] [Wu C.-H.]College of Chemistry and Materials Science, Fujian Normal University, Fujian, Fuzhou, China
  • [ 28 ] [Wu C.-H.]College of Environment and Safety Engineering, Fuzhou University, Fujian, Fuzhou, China
  • [ 29 ] [Zhang H.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 30 ] [Zhang H.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 31 ] [Zhang H.]Medical Plant Exploitation and Utilization Engineering Research Center, Sanming University, Fujian, Sanming, China
  • [ 32 ] [Dong G.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 33 ] [Dong G.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 34 ] [Dong G.]College of Chemistry and Materials Science, Fujian Normal University, Fujian, Fuzhou, China
  • [ 35 ] [Dong G.]College of Environment and Safety Engineering, Fuzhou University, Fujian, Fuzhou, China
  • [ 36 ] [Qiu W.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 37 ] [Qiu W.]College of Environment and Safety Engineering, Fuzhou University, Fujian, Fuzhou, China
  • [ 38 ] [Wang S.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 39 ] [Wang S.]College of Chemistry and Materials Science, Fujian Normal University, Fujian, Fuzhou, China
  • [ 40 ] [Chen S.-C.]Department of Life Sciences, National Chung Hsing University, Taichung, Taiwan
  • [ 41 ] [Chen S.-C.]School of Resources and Chemical Engineering, Sanming University, Fujian, Sanming, China
  • [ 42 ] [Chen S.-C.]Fujian Provincial Key Laboratory of Resources and Environmental Monitoring and Sustainable Management and Utilization, Sanming University, Fujian, Sanming, China
  • [ 43 ] [Chen S.-C.]College of Environment and Safety Engineering, Fuzhou University, Fujian, Fuzhou, China

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Source :

International Journal of Systematic and Evolutionary Microbiology

ISSN: 1466-5026

Year: 2025

Issue: 2

Volume: 75

2 . 0 0 0

JCR@2023

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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