Structural features of residue 51 in chain A

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Electrostatic Interactions:
HIS A 51 ND1	ASP B 21 OD1	-1.424	INTER-CHAIN
HIS A 51 ND1	ARG A 60 NH1	2.626	INTRA-CHAIN
HIS A 51 ND1	ARG A 79 NH1	3.643	INTRA-CHAIN
HIS A 51 ND1	ARG B 79 NH1	2.785	INTER-CHAIN
HIS A 51 ND1	ASP A 84 OD1	-1.382	INTRA-CHAIN
HIS A 51 ND1	ASP B 84 OD1	-1.361	INTER-CHAIN
HIS A 51 ND1	ASP B 105 OD1	-1.727	INTER-CHAIN
HIS A 51 ND1	ASP B 108 OD1	-1.398	INTER-CHAIN
HIS A 51 ND1	HIS A 120 ND1	0.686	INTRA-CHAIN
HIS A 51 ND1	HIS A 120 NE2	1.539	INTRA-CHAIN
HIS A 51 ND1	ASP A 128 OD1	-1.790	INTRA-CHAIN
HIS A 51 NE2	ASP B 21 OD1	-1.587	INTER-CHAIN
HIS A 51 NE2	ARG B 23 NH1	2.156	INTER-CHAIN
HIS A 51 NE2	ARG A 60 NH1	2.830	INTRA-CHAIN
HIS A 51 NE2	ARG A 79 NH1	4.377	INTRA-CHAIN
HIS A 51 NE2	ARG B 79 NH1	2.911	INTER-CHAIN
HIS A 51 NE2	ASP A 84 OD1	-1.338	INTRA-CHAIN
HIS A 51 NE2	ASP B 105 OD1	-1.849	INTER-CHAIN
HIS A 51 NE2	ASP B 108 OD1	-1.489	INTER-CHAIN
HIS A 51 NE2	ASP A 127 OD1	-1.428	INTRA-CHAIN
HIS A 51 NE2	ASP A 128 OD1	-2.163	INTRA-CHAIN
HIS A 51 NE2	ASP B 128 OD1	-1.343	INTER-CHAIN
ARG A 60 NH1	HIS A 51 NE2	2.830	INTRA-CHAIN
ARG A 60 NH2	HIS A 51 NE2	3.234	INTRA-CHAIN
ARG A 79 NH1	HIS A 51 NE2	4.377	INTRA-CHAIN
ARG A 79 NH2	HIS A 51 NE2	3.350	INTRA-CHAIN
ASP A 84 OD1	HIS A 51 ND1	-1.382	INTRA-CHAIN
HIS A 120 ND1	HIS A 51 ND1	0.686	INTRA-CHAIN
HIS A 120 NE2	HIS A 51 ND1	0.684	INTRA-CHAIN
ASP A 128 OD1	HIS A 51 ND1	-1.790	INTRA-CHAIN
ASP A 128 OD2	HIS A 51 ND1	-1.626	INTRA-CHAIN
ASP B 21 OD1	HIS A 51 ND1	-1.424	INTER-CHAIN
ARG B 23 NH1	HIS A 51 NE2	2.156	INTER-CHAIN
ARG B 23 NH2	HIS A 51 NE2	2.257	INTER-CHAIN
ARG B 79 NH1	HIS A 51 NE2	2.911	INTER-CHAIN
ARG B 79 NH2	HIS A 51 NE2	2.713	INTER-CHAIN
ASP B 84 OD1	HIS A 51 ND1	-1.361	INTER-CHAIN
ASP B 105 OD1	HIS A 51 ND1	-1.727	INTER-CHAIN
ASP B 105 OD2	HIS A 51 ND1	-1.480	INTER-CHAIN
ASP B 108 OD1	HIS A 51 ND1	-1.398	INTER-CHAIN
ASP B 108 OD2	HIS A 51 ND1	-1.369	INTER-CHAIN
ARG B 110 NH2	HIS A 51 NE2	2.218	INTER-CHAIN

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Protrusion Index:
HIS A 51 N	0.11
HIS A 51 CA	0.16
HIS A 51 C	0.17
HIS A 51 O	0.24
HIS A 51 CB	0.09
HIS A 51 CG	0.05
HIS A 51 ND1	0.02
HIS A 51 CD2	0.04
HIS A 51 CE1	0.06
HIS A 51 NE2	0.07

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Van der Waal's Interactions:
HIS A 51 NE2 402	MET A 53 CE 416	-0.039	INTRA-CHAIN
HIS A 51 NE2 402	TYR B 76 OH 2158	-0.077	INTER-CHAIN
HIS A 51 NE2 402	ALA B 78 CB 2169	-0.043	INTER-CHAIN
HIS A 51 NE2 402	GLN B 106 NE2 2387	-0.012	INTER-CHAIN
HIS A 51 NE2 402	VAL A 130 CG2 1006	-0.211	INTRA-CHAIN
LEU B 25 CD2 1756	HIS A 51 NE2 402	-0.018	INTER-CHAIN
ILE B 27 CD1 1772	HIS A 51 NE2 402	-0.067	INTER-CHAIN