Term Information

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Accession
GO:0050046
Name
delta7-sterol 5(6)-desaturase activity
Ontology
molecular_function
Synonyms
lathosterol oxidase activity, 5-DES, delta7-sterol 5-desaturase activity, delta7-sterol delta5-dehydrogenase activity, delta7-sterol-C5(6)-desaturase activity, lathosterol 5-desaturase activity
Alternate IDs
None
Definition
Catalysis of the reaction: a delta(7)-sterol + 2 ferrocytochrome b5 + O2 + 2 H+ -> a delta(5,7)-sterol + 2 ferricytochrome b5 + 2 H2O. Source: RHEA:46556
Comment
None
History
See term history for GO:0050046 at QuickGO
Chem. react.
has participant iron(3+)
has participant cholesta-5,7-dien-3beta-ol
has participant hydron
has participant water
has participant iron(2+)
has participant 5alpha-cholest-7-en-3beta-ol
has participant dioxygen
Subset
None
Include "regulates"
For more information, please see the ontology relation documentation.

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Graph of GO:0050046 from QuickGO

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Parents of delta7-sterol 5(6)-desaturase activity (GO:0050046)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
delta7-sterol 5(6)-desaturase activity [is_a relation] is_a  sterol desaturase activity (GO:0070704)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  iron(3+) (CHEBI:29034)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  cholesta-5,7-dien-3beta-ol (CHEBI:17759)
delta7-sterol 5(6)-desaturase activity [is_a relation] is_a  oxidoreductase activity, acting on paired donors, with oxidation of a pair of donors resulting in the reduction of molecular oxygen to two molecules of water (GO:0016717)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  hydron (CHEBI:15378)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  water (CHEBI:15377)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  iron(2+) (CHEBI:29033)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  5alpha-cholest-7-en-3beta-ol (CHEBI:17168)
delta7-sterol 5(6)-desaturase activity [RO:0000057 relation] RO:0000057  dioxygen (CHEBI:15379)

This term has no children.

EC
1.14.19.20
MetaCyc
1.14.21.6-RXN
RHEA
46556