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. 2021 Dec;59(4):387–412. doi: 10.17113/ftb.59.04.21.7300

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Fig. S1 — Microbial and metabolic characteristics of biogas production: a) the main phases of anaerobic digestion, and b) metabolic pathways of methane synthesis in Methanosarcina barkeri CM1. HSCoA=coenzyme A, HSCoB=coenzyme B, HSCoM=coenzyme M, MF=methanofuran, H₄MPT=tetrahydromethanopterin, CODH/ACS=carbon monoxide dehydrogenase/acetyl-CoA synthase, ack=acetate kinase, Fwd/Fmd=formyl-methanofuran dehydrogenase/formyl-methanofuran-H₄MPT formyl transferase, Fd=ferredoxin, Ftr=formyltransferase, Mch=methanopterin cyclohydrolase, Mtd=F₄₂₀-dependent methenyle-H₄MPT-dehydrogenase, Mer=methylene-H₄MPT-reductase, Mtr=methyltransferase, Mcr=methyl-coenzyme M reductase (3)