unclassified MethanobacteriumMethanobacterium sp. SMA-27Methanobacterium sp. 42_16Methanobacterium sp. A39Methanobacterium sp. MZ-A1Methanobacterium sp. BAmetb5Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp. ACI-7Methanobacterium sp. MZD130BMethanobacterium sp. MBAC-LMMethanobacterium sp.Methanobacterium sp.Methanobacterium sp.Methanobacterium sp.