ID 1.1.1.306 DE S-(hydroxymethyl)mycothiol dehydrogenase. AN mycothiol-dependent formaldehyde dehydrogenase. AN NAD/factor-dependent formaldehyde dehydrogenase. CA NAD(+) + S-(hydroxymethyl)mycothiol = H(+) + NADH + S-formylmycothiol. CC -!- S-hydroxymethylmycothiol is believed to form spontaneously from CC formaldehyde and mycothiol. CC -!- This enzyme oxidizes the product of this spontaneous reaction to CC S-formylmycothiol, in a reaction that is analogous to EC 1.1.1.284, CC S-(hydroxymethyl)glutathione dehydrogenase. CC -!- Formerly EC 1.2.1.66. DR P80094, FADH_AMYME ; //