Respiratory-chain NADH dehydrogenase, 49 Kd subunit
NAD dependent epimerase/dehydratase family protein
Succinate dehydrogenase or fumarate reductase, flavoprotein subunit
Proton-translocating NADH-quinone oxidoreductase, chain L
hydrogenase 1, oxygen tolerant hydrogenase
Electron + Hydrogen Ion + 2 Hydrogen Ion + menaquinone-8 → Hydrogen Ion + Menaquinol 8
4 Hydrogen Ion + 2 Hydrogen Ion + NADH + menaquinone-8 ? Electron + Hydrogen Ion + 4 Hydrogen Ion + Menaquinol 8 + NAD
Dimethyl sulfoxide + 2 Electron + 2 Hydrogen Ion + Menaquinol 8 → Dimethylsulfide + 2 Hydrogen Ion + Water + menaquinone-8
Proton-translocating NADH-quinone oxidoreductase, chain M
Electron + Formic acid + Hydrogen Ion + menaquinone-8 → Carbon dioxide + Hydrogen Ion + Menaquinol 8