Structural features of residue 51 in chain A

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Electrostatic Interactions:
ASP A 33 OD1	HIS A 51 ND1	-1.687	INTRA-CHAIN
ASP A 33 OD2	HIS A 51 ND1	-1.420	INTRA-CHAIN
ASP A 37 OD1	HIS A 51 ND1	-1.566	INTRA-CHAIN
ASP A 37 OD2	HIS A 51 ND1	-1.396	INTRA-CHAIN
ASP A 48 OD1	HIS A 51 ND1	-2.512	INTRA-CHAIN
ASP A 48 OD2	HIS A 51 ND1	-2.179	INTRA-CHAIN
HIS A 51 ND1	ASP B 17 OD1	-2.672	INTER-CHAIN
HIS A 51 ND1	ASP A 33 OD1	-1.687	INTRA-CHAIN
HIS A 51 ND1	ASP A 37 OD1	-1.566	INTRA-CHAIN
HIS A 51 ND1	ASP A 48 OD1	-2.512	INTRA-CHAIN
HIS A 51 ND1	ARG A 123 NH1	2.943	INTRA-CHAIN
HIS A 51 NE2	ASP B 17 OD1	-3.305	INTER-CHAIN
HIS A 51 NE2	ASP A 33 OD1	-1.634	INTRA-CHAIN
HIS A 51 NE2	ASP A 37 OD1	-1.445	INTRA-CHAIN
HIS A 51 NE2	ASP A 48 OD1	-1.986	INTRA-CHAIN
HIS A 51 NE2	ARG B 72 NH1	2.191	INTER-CHAIN
HIS A 51 NE2	ARG A 123 NH1	3.010	INTRA-CHAIN
ARG A 123 NH1	HIS A 51 NE2	3.010	INTRA-CHAIN
ARG A 123 NH2	HIS A 51 NE2	2.713	INTRA-CHAIN
ASP B 17 OD1	HIS A 51 ND1	-2.672	INTER-CHAIN
ASP B 17 OD2	HIS A 51 ND1	-2.500	INTER-CHAIN
ARG B 72 NH1	HIS A 51 NE2	2.191	INTER-CHAIN
ARG B 72 NH2	HIS A 51 NE2	2.453	INTER-CHAIN

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Protrusion Index:
HIS A 51 N	0.75
HIS A 51 CA	0.74
HIS A 51 C	1.00
HIS A 51 O	1.19
HIS A 51 CB	0.75
HIS A 51 CG	0.50
HIS A 51 ND1	0.47
HIS A 51 CD2	0.45
HIS A 51 CE1	0.31
HIS A 51 NE2	0.32

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Van der Waal's Interactions:
PHE A 47 CZ 460	HIS A 51 NE2 491	-0.029	INTRA-CHAIN
HIS A 51 NE2 491	ALA A 56 CB 518	-0.011	INTRA-CHAIN
HIS A 51 NE2 491	GLY A 57 O 522	-0.025	INTRA-CHAIN
HIS A 51 NE2 491	VAL A 58 CG2 529	-0.021	INTRA-CHAIN
ASP B 17 OD2 1395	HIS A 51 NE2 491	-0.010	INTER-CHAIN