The Enzyme Database

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EC 2.4.1.297     
Accepted name: anthocyanidin 3-O-glucoside 2′′-O-glucosyltransferase
Reaction: UDP-α-D-glucose + an anthocyanidin 3-O-β-D-glucoside = UDP + an anthocyanidin 3-O-sophoroside
For diagram of anthocyanidin glycoside biosynthesis, click here
Glossary: anthocyanidin 3-O-sophoroside = anthocyanidin 3-O-(β-D-glucosyl(1→2)-β-D-glucoside)
Other name(s): 3GGT
Systematic name: UDP-α-D-glucose:anthocyanidin-3-O-glucoside 2′′-O-glucosyltransferase
Comments: Isolated from Ipomoea nil (Japanese morning glory).
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Morita, Y., Hoshino, A., Kikuchi, Y., Okuhara, H., Ono, E., Tanaka, Y., Fukui, Y., Saito, N., Nitasaka, E., Noguchi, H. and Iida, S. Japanese morning glory dusky mutants displaying reddish-brown or purplish-gray flowers are deficient in a novel glycosylation enzyme for anthocyanin biosynthesis, UDP-glucose:anthocyanidin 3-O-glucoside-2′′-O-glucosyltransferase, due to 4-bp insertions in the gene. Plant J. 42 (2005) 353–363. [PMID: 15842621]
[EC 2.4.1.297 created 2013]
 
 


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