Structural features of residue 81 in chain A
********************************* Electrostatic Interactions: ARG A 81 NH1 HIS A 145 NE2 2.300 INTRA-CHAIN ARG A 81 NH1 HIS B 178 NE2 2.880 INTER-CHAIN ARG A 81 NH1 HIS B 183 NE2 2.192 INTER-CHAIN ARG A 81 NH2 HIS A 145 NE2 2.382 INTRA-CHAIN ARG A 81 NH2 HIS B 178 NE2 2.871 INTER-CHAIN ARG A 81 NH2 HIS B 183 NE2 2.368 INTER-CHAIN HIS A 145 ND1 ARG A 81 NH1 2.428 INTRA-CHAIN HIS A 145 NE2 ARG A 81 NH1 2.300 INTRA-CHAIN HIS B 178 ND1 ARG A 81 NH1 2.831 INTER-CHAIN HIS B 178 NE2 ARG A 81 NH1 2.880 INTER-CHAIN HIS B 183 ND1 ARG A 81 NH1 2.300 INTER-CHAIN HIS B 183 NE2 ARG A 81 NH1 2.192 INTER-CHAIN ********************************* Protrusion Index: ARG A 81 N -0.01 ARG A 81 CA 0.04 ARG A 81 C 0.07 ARG A 81 O 0.09 ARG A 81 CB 0.05 ARG A 81 CG 0.26 ARG A 81 CD 0.30 ARG A 81 NE 0.45 ARG A 81 CZ 0.62 ARG A 81 NH1 0.65 ARG A 81 NH2 0.89 ********************************* Salt bridges: ASP A 79 ARG A 81 2.864 INTRA-CHAIN ARG A 81 ASP B 184 2.789 INTER-CHAIN ********************************* Van der Waal's Interactions: ARG A 81 NH2 652 PRO A 147 CD 1164 -0.018 INTRA-CHAIN ARG A 81 NH2 652 ASP B 184 OD2 3462 -1.801 INTER-CHAIN