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EC 1.14.19.76 Details
EC number
1.14.19.76
Accepted name
flavone synthase II
Reaction
a flavanone + [reduced NADPH—hemoprotein reductase] + O2 = a flavone + [oxidized NADPH—hemoprotein reductase] + 2 H2O
Other name(s)
CYP93B16 (gene name),
CYP93G1 (gene name),
FNS II
Systematic name
flavanone,[reduced NADPH—hemoprotein reductase]:oxygen oxidoreductase (flavone-forming)
Comment
A cytochrome P-450 (heme-thiolate) protein found in plants. The rice enzyme channels flavanones to the biosynthesis of tricin O-linked conjugates. cf. EC 1.14.20.5, flavone synthase I.
History
created 2018
EC Tree
1.14.1.1 created 1961 as EC 1.99.1.1, transferred 1965 to EC 1.14.14.1, deleted 1972
1.14.1.2 created 1965, deleted 1972
1.14.1.3 created 1961 as EC 1.99.1.13, transferred 1965 to EC 1.14.1.3, deleted 1972
1.14.1.4 created 1965, deleted 1972
1.14.1.5 created 1965, deleted 1972
1.14.1.6 created 1961 as EC 1.99.1.7, transferred 1965 to EC 1.14.1.6, deleted 1972
1.14.1.7 created 1965, deleted 1972
1.14.1.8 created 1965, deleted 1972
1.14.1.9 created 1965, deleted 1972
1.14.1.10 created 1965, deleted 1972
1.14.1.11 created 1965, deleted 1972