C-3 sterol dehydrogenase (C-4 sterol decarboxylase) activity

id: GO:0000252
name: C-3 sterol dehydrogenase (C-4 sterol decarboxylase) activity
namespace: molecular_function
type: go
obsolete: False

Description: Catalysis of the reaction: 3-beta-hydroxy-4-beta-methyl-5-alpha-cholesta-8,24-dien-4-alpha-carboxylate + NAD(P)+ = 4-alpha-methyl-5-alpha-cholesta-8,24-dien-3-one + CO2 + NAD(P)H.

Parent Functions

idname
GO:0016616oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor