Structural features of residue 21 in chain C

********************************* Electrostatic Interactions: HIS C 14 ND1 ASP C 21 OD1 -1.595 INTRA-CHAIN HIS C 14 NE2 ASP C 21 OD1 -1.615 INTRA-CHAIN ASP C 21 OD1 HIS C 14 ND1 -1.595 INTRA-CHAIN ASP C 21 OD1 GLU C 28 OE1 4.874 INTRA-CHAIN ASP C 21 OD1 GLU C 31 OE1 2.828 INTRA-CHAIN ASP C 21 OD1 GLU D 54 OE1 4.793 INTER-CHAIN ASP C 21 OD1 ASP D 69 OD2 2.903 INTER-CHAIN ASP C 21 OD1 ASP C 185 OD2 2.843 INTRA-CHAIN ASP C 21 OD2 HIS C 14 ND1 -1.880 INTRA-CHAIN ASP C 21 OD2 GLU C 28 OE1 5.621 INTRA-CHAIN ASP C 21 OD2 GLU C 31 OE1 3.066 INTRA-CHAIN ASP C 21 OD2 GLU C 35 OE1 2.845 INTRA-CHAIN ASP C 21 OD2 GLU D 51 OE1 2.859 INTER-CHAIN ASP C 21 OD2 GLU D 54 OE1 4.611 INTER-CHAIN ASP C 21 OD2 ASP D 69 OD1 2.948 INTER-CHAIN ASP C 21 OD2 ASP D 69 OD2 3.426 INTER-CHAIN ASP C 21 OD2 ASP C 185 OD2 2.715 INTRA-CHAIN GLU C 28 OE1 ASP C 21 OD2 5.621 INTRA-CHAIN GLU C 28 OE2 ASP C 21 OD2 4.974 INTRA-CHAIN GLU C 31 OE1 ASP C 21 OD2 3.066 INTRA-CHAIN GLU C 31 OE2 ASP C 21 OD2 2.711 INTRA-CHAIN GLU C 35 OE1 ASP C 21 OD2 2.845 INTRA-CHAIN ASP C 185 OD2 ASP C 21 OD1 2.843 INTRA-CHAIN ASP C 185 OD2 ASP C 21 OD2 2.715 INTRA-CHAIN GLU D 51 OE1 ASP C 21 OD2 2.859 INTER-CHAIN GLU D 54 OE1 ASP C 21 OD2 4.611 INTER-CHAIN GLU D 54 OE2 ASP C 21 OD2 3.788 INTER-CHAIN ASP D 69 OD1 ASP C 21 OD2 2.948 INTER-CHAIN ASP D 69 OD2 ASP C 21 OD1 2.903 INTER-CHAIN ASP D 69 OD2 ASP C 21 OD2 3.426 INTER-CHAIN ********************************* Salt bridges: ASP C 21 ARG C 204 2.763 INTRA-CHAIN ********************************* Van der Waal's Interactions: ASP C 21 OD2 3450 ASN C 23 ND2 3467 -0.055 INTRA-CHAIN ASP C 21 OD2 3450 THR C 24 CG2 3474 -0.013 INTRA-CHAIN