ID 1.1.1.392 DE 3alpha-hydroxycholanate dehydrogenase (NADP(+)). AN alpha-hydroxy-cholanate dehydrogenase. CA lithocholate + NADP(+) = 3-oxo-5beta-cholan-24-oate + H(+) + NADPH. CC -!- This bacterial enzyme is involved in the modification of secondary CC bile acids to form 3beta-bile acids (also known as iso-bile acids) CC via a 3-oxo intermediate. CC -!- The enzyme catalyzes a reversible reaction in vitro. CC -!- Also acts on related bile acids. cf. EC 1.1.1.52. DR A7B3K3, 3AHDP_RUMGV; //