Reaction: UDP-α-D-glucose + an anthocyanidin 3-O-β-D-sambubioside = UDP + an anthocyanidin 5-O-β-D-glucoside 3-O-β-D-sambubioside
For diagram of reaction click here.
Glossary: anthocyanidin 3-O-β-D-sambubioside = anthocyanidin 3-O-(β-D-xylosyl-(1→2)-β-D-glucoside)
Systematic name: UDP-α-D-glucose:anthocyanidin-3-O-β-D-sambubioside 5-O-glucosyltransferase
Comments: Isolated from the plant Matthiola incana (stock). No activity with anthocyanidin 3-O-glucosides.
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number:
References:
1. Teusch, M., Forkmann, G. and Seyffert, W. Genetic control of UDP-glucose: anthocyanin 5-O-glucosyltransferase from flowers of Matthiola incana R.Br. Planta 168 (1986) 586-591.