Structural features of residue 23 in chain A

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Electrostatic Interactions:
HIS A 23 ND1	ARG A 24 NH1	3.665	INTRA-CHAIN
HIS A 23 ND1	ARG A 25 NH1	2.867	INTRA-CHAIN
HIS A 23 ND1	ASP A 59 OD1	-1.386	INTRA-CHAIN
HIS A 23 NE2	ARG A 24 NH1	4.063	INTRA-CHAIN
HIS A 23 NE2	ARG A 25 NH1	2.428	INTRA-CHAIN
ARG A 24 NH1	HIS A 23 NE2	4.063	INTRA-CHAIN
ARG A 24 NH2	HIS A 23 NE2	3.874	INTRA-CHAIN
ARG A 25 NH1	HIS A 23 NE2	2.428	INTRA-CHAIN
ARG A 25 NH2	HIS A 23 NE2	2.121	INTRA-CHAIN
ASP A 59 OD1	HIS A 23 ND1	-1.386	INTRA-CHAIN
ASP A 59 OD2	HIS A 23 ND1	-1.427	INTRA-CHAIN

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Protrusion Index:
HIS A 23 N	0.39
HIS A 23 CA	0.53
HIS A 23 C	0.57
HIS A 23 O	0.78
HIS A 23 CB	0.86
HIS A 23 CG	0.84
HIS A 23 ND1	0.80
HIS A 23 CD2	1.08
HIS A 23 CE1	0.98
HIS A 23 NE2	1.19

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Salt bridges:
HIS A 23	ARG A 24	2.864	INTRA-CHAIN

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Van der Waal's Interactions:
LYS A 22 NZ 188	HIS A 23 NE2 198	-0.130	INTRA-CHAIN