Structural features of residue 20 in chain A

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Electrostatic Interactions:
ASP A 16 OD1	HIS A 20 ND1	-2.752	INTRA-CHAIN
ASP A 16 OD2	HIS A 20 ND1	-3.019	INTRA-CHAIN
ARG A 18 NH1	HIS A 20 NE2	2.434	INTRA-CHAIN
ARG A 18 NH2	HIS A 20 NE2	2.355	INTRA-CHAIN
HIS A 20 ND1	ASP A 16 OD1	-2.752	INTRA-CHAIN
HIS A 20 ND1	ARG A 18 NH1	2.506	INTRA-CHAIN
HIS A 20 ND1	ASP A 24 OD1	-2.923	INTRA-CHAIN
HIS A 20 ND1	ARG A 25 NH1	2.861	INTRA-CHAIN
HIS A 20 ND1	ASP C 76 OD1	-1.423	INTER-CHAIN
HIS A 20 ND1	ASP C 78 OD1	-2.323	INTER-CHAIN
HIS A 20 ND1	ARG C 94 NH1	2.338	INTER-CHAIN
HIS A 20 NE2	ASP A 16 OD1	-2.717	INTRA-CHAIN
HIS A 20 NE2	ARG A 18 NH1	2.434	INTRA-CHAIN
HIS A 20 NE2	ASP A 24 OD1	-2.597	INTRA-CHAIN
HIS A 20 NE2	ARG A 25 NH1	2.584	INTRA-CHAIN
HIS A 20 NE2	ASP C 76 OD1	-1.672	INTER-CHAIN
HIS A 20 NE2	ASP C 78 OD1	-3.037	INTER-CHAIN
HIS A 20 NE2	ARG C 94 NH1	2.427	INTER-CHAIN
ASP A 24 OD1	HIS A 20 ND1	-2.923	INTRA-CHAIN
ASP A 24 OD2	HIS A 20 ND1	-2.937	INTRA-CHAIN
ARG A 25 NH1	HIS A 20 NE2	2.584	INTRA-CHAIN
ARG A 25 NH2	HIS A 20 NE2	2.534	INTRA-CHAIN
ASP C 76 OD1	HIS A 20 ND1	-1.423	INTER-CHAIN
ASP C 76 OD2	HIS A 20 ND1	-1.449	INTER-CHAIN
ASP C 78 OD1	HIS A 20 ND1	-2.323	INTER-CHAIN
ASP C 78 OD2	HIS A 20 ND1	-2.736	INTER-CHAIN
ARG C 94 NH1	HIS A 20 NE2	2.427	INTER-CHAIN
ARG C 94 NH2	HIS A 20 NE2	2.418	INTER-CHAIN

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Protrusion Index:
HIS A 20 N	0.52
HIS A 20 CA	0.48
HIS A 20 C	0.50
HIS A 20 O	0.51
HIS A 20 CB	0.63
HIS A 20 CG	0.57
HIS A 20 ND1	0.60
HIS A 20 CD2	0.49
HIS A 20 CE1	0.57
HIS A 20 NE2	0.43

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Van der Waal's Interactions:
ASP A 16 OD2 110	HIS A 20 NE2 143	-0.016	INTRA-CHAIN
LEU A 19 CD2 133	HIS A 20 NE2 143	-0.090	INTRA-CHAIN
HIS A 20 NE2 143	ILE A 23 CD1 167	-0.028	INTRA-CHAIN
HIS A 20 NE2 143	ASP C 78 OD2 2151	-0.046	INTER-CHAIN
HIS A 20 NE2 143	LYS C 80 NZ 2172	-0.012	INTER-CHAIN
HIS A 20 NE2 143	ILE C 84 CD1 2193	-0.098	INTER-CHAIN
HIS A 20 NE2 143	LYS C 89 NZ 2235	-0.012	INTER-CHAIN