Table 3.

Docking results of 4a-c docked into urease protein (PDB: 2QV3) from Helicobacter pylori.

Ligand	S (kcal/mol)	Type of interaction	Ligand - Receptor	Distance (Ao)
4a	−5.3862	H-donor	S41 - ASN 666	3.55
		pi-H	5-ring - ASN 810	4.18
4b	−5.5621	H-donor	S44 - ASN 666	4.01
		pi-H	5-ring - ASN 810	4.19
4c	−5.7368	pi-H	6-ring - SER 714	3.46
		pi-H	5-ring - ASN 810	4.34
Lansoprazole	−5.3629	pi- H	6-ring - ASN 711	4.27