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Additional reactions of methanogenesis catalyzed by Methanosarcina spp. (A) Disproportionation of methanol to CH4 and CO2. (B) The aceticlastic pathway of methanogenesis. H4SPT, tetrahydrosarcinapterin; HS-CoM, coenzyme M; HS-CoB, coenzyme B; CoA, coenzyme A; CODH, carbon monoxide dehydrogenase/acetyl-CoA synthase.
