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Table 4 Predicted genome features and traits of archaeal strains included in this study

From: Genomics and prevalence of bacterial and archaeal isolates from biogas-producing microbiomes

Strain name Features predicted
Methanobacterium formicicum MFT Methanobacterium formicicum Mb9 Methanobacterium sp. Mb1 Methanobacterium congolense Buetzberg Methanothermobacter wolfeii SIV6 Methanoculleus bourgensis MS2T Methanoculleus chikugoensis L21-II-0
Methanogenesis-related hydrogenase genes encoded in the genome eha, ehb, frh, mvh, hdr eha, ehb, frh, mvh, hdr eha, ehb, frh, mvh, hdr eha, ehb, frh, mvh, hdr eha, ehb, frh, mvh, hdr ech, frh, mvh, hdr ech, frh, mvh, hdr
Substrates used for methanogenesis H2/CO2, F H2/CO2, F H2/CO2, F H2/CO2, F H2/CO2, F H2/CO2, F H2/CO2, F
Predicted metabolites required for growth Acetate, cysteinea, vitamin Ba Acetate Acetate Acetate, lactate Acetate Acetate, lactateb Acetate, lactateb
  1. F, formate; H2, hydrogen; CO2, carbon dioxide
  2. aUtilization of cysteine and vitamin B by the strain MFT was described previously [50]
  3. bNo growth or methane production was detected on lactate for Methanoculleus species described previously [49, 82]