From:  Anthocyanin-rich Berberis asiatica fruit extract: LC-MS based chemical profiling and evaluation of antimicrobial and antioxidant properties, and molecular docking study

 Binding energy of the docked compounds in the binding cavity of ‘Xanthine Oxidase’ (PDB: 3nrz).

CompoundBinding energy (kcal/mol)
Cyanidin-3-O-glucoside–5.7
Malvidin-3-O-arabinoside–5.6
Catechin–7.3
Cyanidin-3,5-diglucoside–5.0
Epicatechin–7.2
Petunidin-3-O-glucoside–5.2
Peonidin-3-O-glucoside–6.0
Pelargonidin-3-O-glucoside–6.0
Ascorbic acid (standard)–3.5