label: flavonol-3-O-triglucoside O-coumaroyltransferase activity
label_lc: flavonol-3-o-triglucoside o-coumaroyltransferase activity
description: "Catalysis of the reaction: 4-coumaroyl-CoA + a flavonol 3-O-[beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside] = CoA + a flavonol 3-O-[6-(4-coumaroyl)-beta-D-glucosyl-(1->2)-beta-D-glucosyl-(1->2)-beta-D-glucoside]."