IUBMB Enzyme Nomenclature


Accepted name: delphinidin 3,5-di-O-glucoside 3'-O-glucosyltransferase

Reaction: UDP-α-D-glucose + delphinidin 3,5-di-O-β-D-glucoside = UDP + delphinidin 3,3',5-tri-O-β-D-glucoside

For diagram of reaction click here.

Glossary: delphinidin = 3,3',4',5,5',7-hexahydroxyflavylium

Other name(s): UDP-glucose:anthocyanin 3'-O-glucosyltransferase; 3’GT

Systematic name: UDP-α-D-glucose:delphinidin-3,5-di-O-β-D-glucoside 3'-O-glucosyltransferase

Comments: Isolated from the plant Gentiana triflora (clustered gentian).

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 380231-41-4


1. Fukuchi-Mizutani, M., Okuhara, H., Fukui, Y., Nakao, M., Katsumoto, Y., Yonekura-Sakakibara, K., Kusumi, T., Hase, T. and Tanaka, Y. Biochemical and molecular characterization of a novel UDP-glucose:anthocyanin 3'-O-glucosyltransferase, a key enzyme for blue anthocyanin biosynthesis, from gentian. Plant Physiol. 132 (2003) 1652-1663. [PMID: 12857844]

[EC created 2004, modified 2013]

Return to EC 2.4.1 home page
Return to EC 2.4 home page
Return to EC 2 home page
Return to Enzymes home page
Return to IUBMB Biochemical Nomenclature home page