M00567  Methanogenesis, CO2 => methane [PATH:map00680 map01200 map01100 map01120]
       M00357  Methanogenesis, acetate => methane [PATH:map00680 map01200 map01100 map01120]
       M00356  Methanogenesis, methanol => methane [PATH:map00680 map01200 map01100 map01120]
       M00563  Methanogenesis, methylamine/dimethylamine/trimethylamine => methane [PATH:map00680 map01200 map01100 map01120]
       M00358  Coenzyme M biosynthesis [PATH:map00680 map01240 map01100 map01120]
       M00608  2-Oxocarboxylic acid chain extension, 2-oxoglutarate => 2-oxoadipate => 2-oxopimelate => 2-oxosuberate [PATH:map00300 map00680 map01210 map01230 map01240 map01100 map01120]
       M00174  Methane oxidation, methanotroph, methane => formaldehyde [PATH:map00680 map01200 map01220 map01100 map01120]
       M00346  Formaldehyde assimilation, serine pathway [PATH:map00680 map01200 map01100 map01120]
       M00345  Formaldehyde assimilation, ribulose monophosphate pathway [PATH:map00030 map00680 map01200 map01230 map01100 map01120]
       M00344  Formaldehyde assimilation, xylulose monophosphate pathway [PATH:map00680 map01200 map01100 map01120]
       M00378  F420 biosynthesis, archaea [PATH:map00680 map01240 map01100 map01120]
       M00935  Methanofuran biosynthesis [PATH:map00680 map01240 map01100]
       M00422  Acetyl-CoA pathway, CO2 => acetyl-CoA [PATH:map00680 map01200 map01100 map01120]