Structural features of residue 21 in chain F

********************************* Protrusion Index: PRO F 21 N 0.28 PRO F 21 CA 0.40 PRO F 21 O 0.36 PRO F 21 CB 0.40 PRO F 21 CG 0.30 PRO F 21 CD 0.16 ********************************* Van der Waal's Interactions: LEU F 3 CD2 4888 PRO F 21 CD 5028 -0.189 INTRA-CHAIN PHE F 20 CZ 5021 PRO F 21 CD 5028 -0.010 INTRA-CHAIN PRO F 21 CD 5028 LEU F 22 CD2 5036 -0.030 INTRA-CHAIN PRO F 21 CD 5028 LEU G 93 CD2 2022 -0.057 INTER-CHAIN