isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase activity https://github.com/geneontology/go-ontology/issues/30193 Catalysis of the reaction: biochanin-A + malonyl-CoA = 6'-malonyl-biochanin A + CoA. EC:2.3.1.115 malonyl-CoA:flavone/flavonol 7-O-glucoside malonyltransferase activity malonyl-CoA:isoflavone-7-O-beta-D-glucoside 6''-O-malonyltransferase activity flavone/flavonol 7-O-beta-D-glucoside malonyltransferase activity MAT-7 MetaCyc:RXN-4703 RHEA:15581 malonyl-coenzyme A:isoflavone 7-O-glucoside-6''-malonyltransferase activity flavone (flavonol) 7-O-glycoside malonyltransferase activity malonyl-coenzyme A:flavone/flavonol-7-O-glycoside malonyltransferase activity molecular_function GO:0047164 O-malonyltransferase activity