Reaction: UDP-glucuronate + soyasapogenol B = UDP + soyasapogenol B 3-O-D-glucuronide
For diagram of reaction click here.
Other name(s): UGASGT
Systematic name: UDP-D-glucuronate:soyasapogenol 3-O-D-glucuronosyltransferase
Comments: Requires a divalent ion, Mg2+ better than Mn2+, better than Ca2+. Also acts on soysapogenol A and E.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number:
1. Kurosawa, Y., Takahara, H. and Shiraiwa, M. UDP-glucuronic acid:soyasapogenol glucuronosyltransferase involved in saponin biosynthesis in germinating soybean seeds. Planta 215 (2002) 620-629. [PMID: 12172845]