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EC 1.14.18.2 Details
EC number
1.14.18.2
Accepted name
CMP-N-acetylneuraminate monooxygenase
Reaction
CMP-N-acetylneuraminate + 2 ferrocytochrome b5 + O2 + 2 H+ = CMP-N-glycoloylneuraminate + 2 ferricytochrome b5 + H2O
Other name(s)
CMP-N-acetylneuraminic acid hydroxylase,
CMP-Neu5Ac hydroxylase,
cytidine monophosphoacetylneuraminate monooxygenase,
N-acetylneuraminic monooxygenase,
cytidine-5′-monophosphate-N-acetylneuraminic acid hydroxylase
Systematic name
CMP-N-acetylneuraminate,ferrocytochrome-b5:oxygen oxidoreductase (N-acetyl-hydroxylating)
CAS registry number
116036-67-0
Comment
This enzyme contains both a Rieske-type [2Fe-2S] cluster and a second iron site. The ferricytochrome b5 produced is reduced by NADH and cytochrome-b5 reductase (EC 1.6.2.2). The enzyme can be activated by Fe2+ or Fe3+.
History
created 1992 as EC 1.14.13.45, transferred 2003 to EC 1.14.18.2
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