ID   1.2.1.57
DE   butanal dehydrogenase.
CA   (1) butanal + NAD(+) + CoA = butanoyl-CoA + NADH + H(+).
CA   (2) butanal + NADP(+) + CoA = butanoyl-CoA + NADPH + H(+).
CC   -!- Also acts on acetaldehyde, but more slowly.
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