Reaction catalyzed by 3beta-hydroxycholanate 3-dehydrogenase (NADP+) (1.1.1.393)
+
NADPH
+
=
+
NADP+
12alpha-hydroxy-3-oxo-5beta-cholan-24-oic acid
+
NADPH
+
H+
=
3beta,12alpha-dihydroxy-5beta-cholan-24-oic acid
+
NADP+
