Structural features of residue 21 in chain B

********************************* Hydrophobic Interactions: LEU B 19 VAL B 21 Dist=6.696 INTRA-CHAIN TYR B 20 VAL B 21 Dist=5.938 INTRA-CHAIN VAL B 21 PHE B 23 Dist=6.899 INTRA-CHAIN ********************************* Protrusion Index: VAL B 21 N 0.37 VAL B 21 CA 0.29 VAL B 21 C 0.40 VAL B 21 O 0.37 VAL B 21 CB 0.08 VAL B 21 CG1 0.10 VAL B 21 CG2 0.07 ********************************* Van der Waal's Interactions: LEU B 19 CD2 869 VAL B 21 CG2 888 -0.134 INTRA-CHAIN VAL B 21 CG2 888 PHE B 23 CZ 907 -0.013 INTRA-CHAIN VAL B 21 CG2 888 HIS A 60 NE2 396 -0.010 INTER-CHAIN