The Enzyme Database

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EC 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]
 
 
EC 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
Other name(s): UGT91H4; GmSGT3 (gene name); UDP-rhamnose:soyasaponin III rhamnosyltransferase
Systematic name: UDP-β-L-rhamnose:soyasaponin III rhamnosyltransferase
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 2.4.1.273 created 2011]
 
 


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