IUBMB Enzyme Nomenclature

EC 2.3.1.140

Accepted name: rosmarinate synthase

Reaction: caffeoyl-CoA + (R)-3-(3,4-dihydroxyphenyl)lactate = CoA + rosmarinate

For diagram of reaction click here.

Glossary: (R)-3-(3,4-dihydroxyphenyl)lactate = (2R)-3-(3,4-dihydroxyphenyl)-2-hydroxypropanoate
rosmarinate = (2R)-3-(3,4-dihydroxyphenyl)-2-{[(2E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy}propanoate

Other name(s): rosmarinic acid synthase; caffeoyl-coenzyme A:3,4-dihydroxyphenyllactic acid caffeoyltransferase; 4-coumaroyl-CoA:4-hydroxyphenyllactic acid 4-coumaroyl transferase; RAS (gene name)

Systematic name: caffeoyl-CoA:(R)-3-(3,4-dihydroxyphenyl)lactate 2'-O-caffeoyl-transferase

Comments: Involved, with EC 1.1.1.237 (hydroxyphenylpyruvate reductase) in the biosynthesis of rosmarinic acid. Characterized from the plant Melissa officinalis L.(lemon balm).

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 117590-80-4

References:

1. Petersen, M. and Alfermann, A.W. Two new enzymes of rosmarinic acid biosynthesis from cell cultures of Coleus blumei: hydroxyphenylpyruvate reductase and rosmarinic acid synthase. Z. Naturforsch. C: Biosci. 43 (1988) 501-504.

2. Petersen, M. S. Characterization of rosmarinic acid synthase from cell cultures of Coleus blumei. Phytochemistry 30 (1991) 2877-2881.

3. Weitzel, C. and Petersen, M. Cloning and characterisation of rosmarinic acid synthase from Melissa officinalis L. Phytochemistry 72 (2011) 572-578. [PMID: 21354582]

[EC 2.3.1.140 created 1992, modified 2013]


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