IUBMB Enzyme Nomenclature

EC 1.14.13.183

Accepted name: dammarenediol 12-hydroxylase

Reaction: dammarenediol-II + NADPH + H+ + O2 = protopanaxadiol + NADP+ + H2O

For diagram of reaction, click here

Glossary: dammarenediol-II = dammar-24-ene-3β,20-diol
protopanaxadiol = dammar-24-ene-3β,12β,20-triol

Other name(s): protopanaxadiol synthase; CYP716A47; dammarenediol-II,NADPH:O2 oxidoreductase (12β-hydroxylating)

Systematic name: dammarenediol-II,NADPH:oxygen oxidoreductase (12β-hydroxylating)

Comments: A heme-thiolate protein (P-450). Involved in the biosynthetic pathway of ginsenosides. Isolated from ginseng (Panax ginseng).

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number:

References:

1. Han, J.Y., Kim, H.J., Kwon, Y.S. and Choi, Y.E. The Cyt P450 enzyme CYP716A47 catalyzes the formation of protopanaxadiol from dammarenediol-II during ginsenoside biosynthesis in Panax ginseng. Plant Cell Physiol 52 (2011) 2062-2073. [PMID: 22039120]

[EC 1.14.13.183 created 2013]


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