Structural features of residue 21 in chain B

********************************* Protrusion Index: SER B 21 N 0.20 SER B 21 C 0.06 SER B 21 O 0.01 ********************************* Van der Waal's Interactions: LEU B 17 O 1870 SER B 21 O 1902 -0.021 INTRA-CHAIN GLY B 20 O 1897 SER B 21 O 1902 -0.191 INTRA-CHAIN SER B 21 O 1902 ILE B 23 CD1 1922 -0.057 INTRA-CHAIN SER B 21 O 1902 PHE A 47 CZ 410 -0.011 INTER-CHAIN SER B 21 O 1902 ILE A 85 CD1 746 -0.489 INTER-CHAIN SER B 21 O 1902 ILE A 131 CD1 1083 -0.058 INTER-CHAIN SER B 21 O 1902 LEU A 179 CD2 1503 -0.225 INTER-CHAIN SER B 21 O 1902 PRO A 181 CD 1519 -0.008 INTER-CHAIN