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2.4.1.272

Accepted name:

soyasapogenol B glucuronide galactosyltransferase

Reaction:

UDP-α-D-galactose + soyasapogenol B 3-O-β-D-glucuronide = UDP + soyasaponin III

For diagram of soyasapogenol biosynthesis, click here

Glossary:

soyasaponin III = 3β-(2-O-β-D-galactopyranosyl-β-D-glucopyranosyloxyuronic acid)olean-12-ene-22β,24-diol

Other name(s):

UDP-galactose:SBMG-galactosyltransferase; UGT73P2; GmSGT2 (gene name); UDP-galactose:soyasapogenol B 3-O-glucuronide β-D-galactosyltransferase

Systematic name:

UDP-α-D-galactose:soyasapogenol B 3-O-glucuronide β-D-galactosyltransferase

Comments:

Part of the biosynthetic pathway for soyasaponins.

Links to other databases:

BRENDA, EXPASY, KEGG, MetaCyc

References:

1.	Shibuya, M., Nishimura, K., Yasuyama, N. and Ebizuka, Y. Identification and characterization of glycosyltransferases involved in the biosynthesis of soyasaponin I in Glycine max. FEBS Lett. 584 (2010) 2258–2264. [DOI] [PMID: 20350545]

[EC 2.4.1.272 created 2011]

2.4.1.273

Accepted name:

soyasaponin III rhamnosyltransferase

Reaction:

UDP-β-L-rhamnose + soyasaponin III = UDP + soyasaponin I

For diagram of soyasapogenol biosynthesis, click here

Glossary:

UDP-β-L-rhamnose = UDP-6-deoxy-β-L-mannose