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Aldehyde transhydrogenase --> alcohol dehydrogenase

(Science: enzyme) An enzyme that catalyses reversibly the final step of alcoholic Fermentation by reducing an aldehyde to an alcohol. In the case of ethanol, acetaldehyde is reduced to ethanol in the presence of nadh and hydrogen. The enzyme is a zinc protein which acts on primary and secondary alcohols or hemiacetals.

chemical name: Alcohol:NAD_ oxidoreductase

registry number: EC 1.1.1.1