Structural features of residue 56 in chain A

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Electrostatic Interactions:
HIS A 56 ND1	ARG A 92 NH1	2.236	INTRA-CHAIN
HIS A 56 ND1	ARG B 92 NH1	2.187	INTER-CHAIN
HIS A 56 ND1	ARG A 108 NH1	2.773	INTRA-CHAIN
HIS A 56 ND1	ASP A 125 OD1	-1.731	INTRA-CHAIN
HIS A 56 ND1	ASP A 143 OD1	-1.701	INTRA-CHAIN
HIS A 56 NE2	ARG A 108 NH1	2.714	INTRA-CHAIN
HIS A 56 NE2	ASP A 125 OD1	-1.498	INTRA-CHAIN
HIS A 56 NE2	ASP A 143 OD1	-1.576	INTRA-CHAIN
ARG A 108 NH1	HIS A 56 NE2	2.714	INTRA-CHAIN
ARG A 108 NH2	HIS A 56 NE2	3.129	INTRA-CHAIN
ASP A 125 OD1	HIS A 56 ND1	-1.731	INTRA-CHAIN
ASP A 125 OD2	HIS A 56 ND1	-1.693	INTRA-CHAIN
ASP A 143 OD1	HIS A 56 ND1	-1.701	INTRA-CHAIN
ASP A 143 OD2	HIS A 56 ND1	-2.039	INTRA-CHAIN
ARG B 92 NH2	HIS A 56 NE2	2.353	INTER-CHAIN

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Protrusion Index:
HIS A 56 N	0.13
HIS A 56 CA	0.10
HIS A 56 C	0.04
HIS A 56 O	0.01
HIS A 56 CB	0.15
HIS A 56 CG	0.22
HIS A 56 ND1	0.21
HIS A 56 CD2	0.30
HIS A 56 CE1	0.39
HIS A 56 NE2	0.51

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Van der Waal's Interactions:
HIS A 56 NE2 441	LYS A 104 NZ 648	-0.031	INTRA-CHAIN
HIS A 56 NE2 441	GLU A 106 OE2 664	-0.870	INTRA-CHAIN
HIS A 56 NE2 441	ALA B 148 CB 2473	-0.035	INTER-CHAIN