ID 1.2.2.4 DE Carbon-monoxide dehydrogenase (cytochrome b-561). AN Carbon monoxide oxidase. AN Carbon monoxide oxygenase (cytochrome b-561). AN Carbon monoxide:methylene blue oxidoreductase. CA CO + H(2)O + 2 ferricytochrome b-561 = CO(2) + 2 H(+) + 2 ferrocytochrome CA b-561. CF FAD; Iron-sulfur; Molybdopterin cytosine dinucleotide. CC -!- Oxygen, methylene blue and iodonitrotetrazolium chloride can act as CC nonphysiological electron acceptors. //