Term Information

Accession
GO:0000254
Name
C-4 methylsterol oxidase activity
Ontology
molecular_function
Synonyms
4-methylsterol oxidase activity, methylsterol hydroxylase activity, methylsterol monooxygenase activity
Alternate IDs
None
Definition
Catalysis of the reaction: 4,4-dimethyl-5-alpha-cholesta-8,24-dien-3-beta-ol + 6 Fe(II)-[cytochrome b5] + 5 H+ + 3 O2 = 4-beta-hydroxymethyl-4-alpha-methyl-5-alpha-cholesta-8,24-dien-3-beta-ol + 6 Fe(III)-[cytochrome b5] + 4 H2O. Source: PMID:9811880, RHEA:55220
Comment
Note that zymosterol is cholesta-8,24-dien-3-ol.
History
See term history for GO:0000254 at QuickGO
Subset
None
Feedback
Comments, changes to terms, or requests for new ontology terms can be made at GO issue tracker on GitHub.

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Parents of C-4 methylsterol oxidase activity (GO:0000254)
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C-4 methylsterol oxidase activity [is_a relation] is_a  oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, another compound as one donor, and incorporation of one atom of oxygen (GO:0016716)

This term has no children.