Reaction: (1) dimethylallyl diphosphate + (6aS,11aS)-3,6a,9-trihydroxypterocarpan = diphosphate + 2-dimethylallyl-(6aS,11aS)-3,6a,9-trihydroxypterocarpan
or
(2) dimethylallyl diphosphate + (6aS,11aS)-3,6a,9-trihydroxypterocarpan = diphosphate + 4-dimethylallyl-(6aS,11aS)-3,6a,9-trihydroxypterocarpan
For diagram click here.
Other name(s): glyceollin synthase; dimethylallylpyrophosphate:3,6a,9-trihydroxypterocarpan dimethylallyltransferase; dimethylallylpyrophosphate:trihydroxypterocarpan dimethylallyl transferase; dimethylallyl-diphosphate:(6aS,11aS)-3,6a,9-trihydroxypterocarpan dimethyltransferase
Systematic name: dimethylallyl-diphosphate:(6aS,11aS)-3,6a,9-trihydroxypterocarpan dimethylallyltransferase
Comments: Part of the glyceollin biosynthesis system in soy bean.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 70851-94-4
References:
1. Leube, J. and Grisebach, H. Further studies on induction of enzymes of phytoalexin synthesis in soybean and cultured soybean cells. Z. Naturforsch. C: Biosci. 38 (1983) 730-735.
2. Zähringer, U., Schaller, E. and Grisebach, H. Induction of phytoalexin synthesis in soybean. Structure and reactions of naturally occurring and enzymatically prepared prenylated pterocarpans from elicitor-treated cotyledons and cell cultures of soybean. Z. Natursforsch. C: Biosci. 36 (1981) 234-241.