IUBMB Enzyme Nomenclature


Accepted name: 2-coumarate O-β-glucosyltransferase

Reaction: UDP-glucose + trans-2-hydroxycinnamate = UDP + trans-β-D-glucosyl-2-hydroxycinnamate

Other name(s): uridine diphosphoglucose-o-coumarate glucosyltransferase; UDPG:o-coumaric acid O-glucosyltransferase

Systematic name: UDP-glucose:trans-2-hydroxycinnamate O-β-D-glucosyltransferase

Comments: Coumarinate (cis-2-hydroxycinnamate) does not act as acceptor.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 73665-97-1


1. Kleinhofs, A., Haskins, F.A. and Gorz, H.J. trans-o-Hydroxylcinnamic acid glucosylation in cell-free extracts of Melilotus alba. Phytochemistry 6 (1967) 1313-1318.

2. Poulton, J.E., McRee, B.E. and Conn, E.E. Intracellular localization of two enzymes involved in coumarin biosynthesis in Melilotus alba. Plant Physiol. 65 (1980) 171-175.

[EC created 1984]

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