Reaction catalyzed by isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase (2.3.1.115)

		+			=		CoA	+
	quercetin 7-O-glucoside	+		malonyl-CoA	=		CoA	+		quercetin 7-O-glucoside 6''-O-malonylester