| Name | C-3 sterol dehydrogenase (C-4 sterol decarboxylase) activity |
| ID | GO_0000252 |
| collection_id | Molecular function |
| Exact synonym | 3beta-hydroxy-4beta-methyl-5alpha-cholest-7-ene-4alpha-carboxylate:NAD(P)+ 3-oxidoreductase (decarboxylating) |
| 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. |
| Related synonym | 3beta-hydroxy-4alpha-methylcholestenecarboxylate 3-dehydrogenase (decarboxylating), 3beta-hydroxy-4beta-methylcholestenecarboxylate 3-dehydrogenase (decarboxylating), 3beta-hydroxy-4beta-methylcholestenoate dehydrogenase activity, C-3 sterol dehydrogenase (C-4 decarboxylase) activity, C-3 sterol dehydrogenase activity, sterol 4alpha-carboxylic decarboxylase activity, sterol-4-carboxylate 3-dehydrogenase (decarboxylating) activity, sterol-4alpha-carboxylate 3-dehydrogenase (decarboxylating) |
| Comment | Note that zymosterol is cholesta-8,24-dien-3-ol. |
| External URL | |
| Genes |