Term Name:	24S-hydroxycholesterol 7-alpha-hydroxylase activity
Synonyms:	24-cholest-5-ene-3beta,24-diol,NADPH:oxygen oxidoreductase (7alpha-hydroxylating) activity, 24-hydroxycholesterol 7alpha-hydroxylase activity, 24-hydroxycholesterol 7alpha-monooxygenase activity
Definition:	Catalysis of the reaction: (24S)-hydroxycholesterol + O2 + reduced [NADPH-hemoprotein reductase] = (24S)-7alpha-dihydroxycholesterol + H+ + H2O + oxidized [NADPH-hemoprotein reductase].
Ontology:	GO: Molecular Function [GO:0033782]    QuickGO    AmiGO