"Catalysis of the reaction: an alcohol + NAD+ = an aldehyde or ketone + NADH + H+ [goid 4022] [evidence ISS]; Catalysis of the reaction: an alcohol + NAD+ = an aldehyde or ketone + NADH + H+ [goid 4022] [pmid 11304534] [evidence IDA]; Catalysis of the reaction: retinol + NAD+ = retinal + NADH + H+ [goid 4745] [pmid 11304534] [evidence IDA]; Catalysis of the reaction: retinol + NAD+ = retinal + NADH + H+ [goid 4745] [evidence ISS]; The selective, often stoichiometric, interaction of a molecule with one or more specific sites on another molecule [goid 5488] [evidence IEA]; Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced [goid 16491] [evidence IEA]; Catalysis of a reaction that alters the configuration of one or more chiral centers in a molecule [goid 16854] [pmid 11294878] [evidence NAS]; Catalysis of the reaction: NAD+ + testosterone = NADH + H+ + androst-4-ene-3,17-dione [goid 47035] [pmid 11294878] [evidence IDA]; Catalysis of the reaction: NAD+ + testosterone = NADH + H+ + androst-4-ene-3,17-dione [goid 47035] [evidence ISS]; Catalysis of the reaction: an alcohol + NAD+ = an aldehyde or ketone + NADH + H+ [goid 4022] [evidence ISS]; Catalysis of the reaction: retinol + NAD+ = retinal + NADH + H+ [goid 4745] [evidence ISS]; The selective, often stoichiometric, interaction of a molecule with one or more specific sites on another molecule [goid 5488] [evidence IEA]; Catalysis of an oxidation-reduction (redox) reaction, a reversible chemical reaction in which the oxidation state of an atom or atoms within a molecule is altered. One substrate acts as a hydrogen or electron donor and becomes oxidized, while the other acts as hydrogen or electron acceptor and becomes reduced [goid 16491] [evidence IEA]; Catalysis of the reaction: NAD+ + testosterone = NADH + H+ + androst-4-ene-3,17-dione [goid 47035] [evidence ISS]"