Reaction: lithocholate + NAD+ = 3-oxo-5β-cholan-24-oate + NADH + H+
For diagram of reaction click here.
Glossary: lithocholate = 3α-hydroxy-5β-cholan-24-oate
Other name(s): α-hydroxy-cholanate dehydrogenase; lithocholate:NAD+ oxidoreductase; 3α-hydroxycholanate dehydrogenase
Systematic name: lithocholate:NAD+ 3-oxidoreductase
Comments: Also acts on other 3α-hydroxysteroids with an acidic side-chain. cf. EC 188.8.131.522, 3α-hydroxycholanate dehydrogenase (NADP+).
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, CAS registry number: 9028-57-3
1. Hayaishi, O., Saito, Y., Jakoby, W.B. and Stohlman, E.F. Reversible enzymatic oxidation of bile acids. Arch. Biochem. Biophys. 56 (1955) 554-555. [PMID: 14377608]