[Table/Fig-6]:

Protein-compound interaction profiles of ligands

s.no	Ligand	Total binding energy	Vanderwaals force	Hbond	Electrostatic bond
1	(2R,3R)-1-carboxy-3,5,7-trihydroxy-4-oxo-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2 H-chromenium	-116.429	-76.8284	39.3642	-0.236165
2	carboxy[(2R,3R)-3,7-dihydroxy-4-oxo-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-chromen-5-yl]oxonium	-114.941	-82.0331	-31.668	-1.23969
3	carboxy{2,3-dihydroxy-5-[(2R,3R)-3,5,7-trihydroxy-4-oxo-3,4-dihydro-2H-chromen-2-yl]phenyl}oxonium	-102.961	-72.5893	28.4192	-1.95222
4	carboxy{2,3-dihydroxy-5-[(2R,3R)-3,5,7-trihydroxy-4-oxo-3,4-dihydro-2H-chromen-2-yl]phenyl}oxonium	-112.128	-60.7134	47.9748	-3.43962
5	(Z)-sulfo[(2R,3R)-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-2,3-dihydro-4H-chromen-4-ylidene]oxonium	-121.908	-81.9742	-36.262	-3.67148