Structural features of residue 66 in chain A

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Electrostatic Interactions:
HIS A 20 ND1	HIS A 66 ND1	1.960	INTRA-CHAIN
HIS A 20 ND1	HIS A 66 NE2	3.180	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 ND1	3.198	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 NE2	4.316	INTRA-CHAIN
ARG A 28 NH1	HIS A 66 NE2	3.029	INTRA-CHAIN
ARG A 28 NH2	HIS A 66 NE2	3.290	INTRA-CHAIN
ASP A 63 OD1	HIS A 66 ND1	-1.840	INTRA-CHAIN
ASP A 63 OD2	HIS A 66 ND1	-2.074	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 ND1	1.461	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 NE2	4.551	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 ND1	1.400	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 NE2	3.988	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 ND1	1.960	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 NE2	7.196	INTRA-CHAIN
HIS A 66 ND1	ARG A 28 NH1	2.679	INTRA-CHAIN
HIS A 66 ND1	ASP A 63 OD1	-1.840	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 ND1	1.461	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 NE2	3.150	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 ND1	1.413	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 NE2	4.316	INTRA-CHAIN
HIS A 66 NE2	ARG A 28 NH1	3.029	INTRA-CHAIN
HIS A 66 NE2	ASP A 63 OD1	-2.235	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 ND1	2.023	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 NE2	3.988	INTRA-CHAIN

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Protrusion Index:
HIS A 66 N	0.02
HIS A 66 CA	0.06
HIS A 66 C	0.03
HIS A 66 O	0.03
HIS A 66 CB	0.05
HIS A 66 CG	0.07
HIS A 66 ND1	0.13
HIS A 66 CD2	0.13
HIS A 66 CE1	0.28
HIS A 66 NE2	0.24

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Salt bridges:
HIS A 20	HIS A 66	3.136	INTRA-CHAIN

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Van der Waal's Interactions:
HIS A 20 NE2 137	HIS A 66 NE2 524	-0.043	INTRA-CHAIN
VAL A 22 CG2 152	HIS A 66 NE2 524	-0.104	INTRA-CHAIN
HIS A 64 NE2 506	HIS A 66 NE2 524	-0.027	INTRA-CHAIN