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Trans-Cinnamate 4-Monooxygenase MeSH Descriptor Data 2025
A member of the P450 superfamily, this enzyme catalyzes the first oxidative step of the phenylpropanoid pathway in higher PLANTS by transforming trans-cinnamate into p-coumarate.
Entry Term(s)
Cinnamate 4-Hydroxylase
Trans-Cinnamate 4-Monooxygenase CYP73
Trans-Cinnamic Acid 4-Hydroxylase
Registry Numbers
EC 1.14.14.91
Related Numbers
9077-75-2
Public MeSH Note
2006; TRANS-CINNAMATE 4-MONOOXYGENASE was indexed under CYTOCHROME P-450 ENZYME SYSTEM & MIXED FUNCTION OXYGENASES 1983-2005, & UNDER CINNAMATES 1974-1982
A member of the P450 superfamily, this enzyme catalyzes the first oxidative step of the phenylpropanoid pathway in higher PLANTS by transforming trans-cinnamate into p-coumarate.