Structural features of residue 64 in chain A

*********************************
Electrostatic Interactions:
ARG A 28 NH1	HIS A 64 NE2	3.097	INTRA-CHAIN
ARG A 28 NH2	HIS A 64 NE2	3.796	INTRA-CHAIN
ASP A 61 OD1	HIS A 64 ND1	-3.104	INTRA-CHAIN
ASP A 61 OD2	HIS A 64 ND1	-4.325	INTRA-CHAIN
ASP A 63 OD1	HIS A 64 ND1	-4.145	INTRA-CHAIN
ASP A 63 OD2	HIS A 64 ND1	-5.108	INTRA-CHAIN
HIS A 64 ND1	ARG A 28 NH1	3.835	INTRA-CHAIN
HIS A 64 ND1	ASP A 61 OD1	-3.104	INTRA-CHAIN
HIS A 64 ND1	ASP A 63 OD1	-4.145	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 ND1	1.721	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 NE2	3.059	INTRA-CHAIN
HIS A 64 NE2	ARG A 28 NH1	3.097	INTRA-CHAIN
HIS A 64 NE2	ASP A 61 OD1	-4.352	INTRA-CHAIN
HIS A 64 NE2	ASP A 63 OD1	-3.054	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 ND1	2.229	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 NE2	3.517	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 ND1	1.721	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 NE2	5.014	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 ND1	1.359	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 NE2	3.517	INTRA-CHAIN

*********************************
Protrusion Index:
HIS A 64 N	0.15
HIS A 64 CA	0.08
HIS A 64 C	0.10
HIS A 64 O	0.18
HIS A 64 CB	0.09
HIS A 64 CG	0.16
HIS A 64 ND1	0.18
HIS A 64 CD2	0.28
HIS A 64 CE1	0.35
HIS A 64 NE2	0.50

*********************************
Salt bridges:
ASP A 61	HIS A 64	3.199	INTRA-CHAIN

*********************************
Van der Waal's Interactions:
VAL A 22 CG2 145	HIS A 64 NE2 499	-0.013	INTRA-CHAIN
ASP A 61 OD2 472	HIS A 64 NE2 499	-1.967	INTRA-CHAIN
ASP A 63 OD2 489	HIS A 64 NE2 499	-0.048	INTRA-CHAIN
HIS A 64 NE2 499	HIS A 66 NE2 517	-0.013	INTRA-CHAIN
HIS A 64 NE2 499	ILE B 128 CD1 2039	-0.098	INTER-CHAIN