Structural features of residue 21 in chain D

********************************* Hydrophobic Interactions: PHE D 21 VAL D 25 Dist=6.273 INTRA-CHAIN PHE D 21 LEU D 40 Dist=6.241 INTRA-CHAIN PHE D 21 LEU D 108 Dist=6.351 INTRA-CHAIN PHE D 21 ILE D 111 Dist=4.574 INTRA-CHAIN ********************************* Van der Waal's Interactions: GLN D 17 NE2 3891 PHE D 21 CZ 3927 -0.073 INTRA-CHAIN PHE D 21 CZ 3927 LEU D 108 CD2 4601 -0.036 INTRA-CHAIN PHE D 21 CZ 3927 ILE D 115 CD1 4659 -0.085 INTRA-CHAIN PHE D 21 CZ 3927 ASP C 224 OD2 7436 -0.060 INTER-CHAIN PHE D 21 CZ 3927 LYS C 226 NZ 7454 -0.024 INTER-CHAIN PHE D 21 CZ 3927 SER C 227 OG 7460 -0.052 INTER-CHAIN PHE D 21 CZ 3927 MET C 230 CE 7484 -0.047 INTER-CHAIN