Structural features of residue 21 in chain A

********************************* Hydrophobic Interactions: ILE A 21 PHE A 24 Dist=5.338 INTRA-CHAIN ILE A 21 LEU A 415 Dist=6.406 INTRA-CHAIN ********************************* Protrusion Index: ILE A 21 N 0.41 ILE A 21 CA 0.28 ILE A 21 C 0.32 ILE A 21 O 0.26 ILE A 21 CB 0.25 ILE A 21 CG1 0.18 ILE A 21 CG2 0.15 ILE A 21 CD1 0.07 ********************************* Van der Waal's Interactions: GLU A 17 OE2 113 ILE A 21 CD1 146 -0.008 INTRA-CHAIN ILE A 21 CD1 146 TYR B 42 OH 312 -0.127 INTER-CHAIN ILE A 21 CD1 146 GLU A 54 OE2 401 -0.191 INTRA-CHAIN ILE A 21 CD1 146 LEU A 415 CD2 3236 -0.358 INTRA-CHAIN ILE A 21 CD1 146 THR B 427 CG2 3329 -0.087 INTER-CHAIN