Table 1.

The binding energy of quercetin and 5 targets

Binding energy (kcal/mol)	IL-6	IL-1β	NOS3	PON1	EGFR
quercetin	−7.14	−6.21	−5.59	− 6.74	−5.52

Note: The binding energy < − 5 kcal/mol was considered as high affinity between quercetin and the target [33]