Ligand Atom Receptor Atom Distance -- B 21 ASN CA A 150 TYR OH 1.99 -- B 21 ASN CB A 150 TYR OH 2.07 B 21 ASN N A 150 TYR OH 2.09 B 27 LYS O A 55 LYS NZ 2.20 B 20 GLU OE1 A 168 TRP NE1 2.43 B 20 GLU OE1 A 168 TRP CD1 2.48 B 20 GLU CB A 150 TYR CE1 2.49 B 27 LYS C A 55 LYS NZ 2.68 B 28 LYS CG A 54 TYR OH 2.70 B 24 ALA O A 167 THR CG2 2.78 B 20 GLU CD A 168 TRP NE1 2.81 B 20 GLU CB A 150 TYR CD1 2.82 B 17 TYR O A 150 TYR CE1 2.83 B 21 ASN N A 150 TYR CZ 2.89 B 13 LEU CD1 A 142 THR CG2 2.93 B 24 ALA CA A 167 THR CG2 2.93 B 21 ASN CG A 150 TYR OH 2.96 B 17 TYR O A 150 TYR OH 2.98