Biology:Trihydroxypterocarpan dimethylallyltransferase

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Trihydroxypterocarpan dimethylallyltransferase
Identifiers
EC number2.5.1.36
CAS number70851-94-4
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Trihydroxypterocarpan dimethylallyltransferase (EC 2.5.1.36, glyceollin synthase, dimethylallylpyrophosphate:3,6a,9-trihydroxypterocarpan dimethylallyltransferase, dimethylallylpyrophosphate:trihydroxypterocarpan dimethylallyl transferase, dimethylallyl-diphosphate:(6aS,11aS)-3,6a,9-trihydroxypterocarpan dimethyltransferase) is an enzyme with systematic name dimethylallyl-diphosphate:(6aS,11aS)-3,6a,9-trihydroxypterocarpan dimethylallyltransferase.[1][2] This enzyme catalyses the following chemical reaction

(1) dimethylallyl diphosphate + (6aS,11aS)-3,6a,9-trihydroxypterocarpan [math]\displaystyle{ \rightleftharpoons }[/math] diphosphate + 2-dimethylallyl-(6aS,11aS)-3,6a,9-trihydroxypterocarpan
(2) dimethylallyl diphosphate + (6aS,11aS)-3,6a,9-trihydroxypterocarpan [math]\displaystyle{ \rightleftharpoons }[/math] diphosphate + 4-dimethylallyl-(6aS,11aS)-3,6a,9-trihydroxypterocarpan

Part of the glyceollin biosynthesis system in soy bean.

References

  1. "Further studies on induction of enzymes of phytoalexin synthesis in soybean and cultured soybean cells". Z. Naturforsch. C: Biosci. 38: 730–735. 1983. 
  2. "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. Naturforsch. C 36: 234–241. 1981. 

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