Structural features of residue 90 in chain A

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Electrostatic Interactions:
HIS A 30 ND1	ARG A 90 NH1	3.403	INTRA-CHAIN
HIS A 30 NE2	ARG A 90 NH1	2.883	INTRA-CHAIN
HIS A 32 ND1	ARG A 90 NH1	3.755	INTRA-CHAIN
HIS A 32 NE2	ARG A 90 NH1	3.687	INTRA-CHAIN
HIS A 51 ND1	ARG A 90 NH1	2.404	INTRA-CHAIN
HIS A 51 NE2	ARG A 90 NH1	2.725	INTRA-CHAIN
HIS A 89 ND1	ARG A 90 NH1	2.871	INTRA-CHAIN
HIS A 89 NE2	ARG A 90 NH1	2.529	INTRA-CHAIN
ARG A 90 NH1	HIS B 30 NE2	2.655	INTER-CHAIN
ARG A 90 NH1	HIS A 30 NE2	2.883	INTRA-CHAIN
ARG A 90 NH1	HIS B 32 NE2	2.553	INTER-CHAIN
ARG A 90 NH1	HIS A 32 NE2	3.687	INTRA-CHAIN
ARG A 90 NH1	HIS B 51 NE2	2.548	INTER-CHAIN
ARG A 90 NH1	HIS A 51 NE2	2.725	INTRA-CHAIN
ARG A 90 NH1	HIS B 89 NE2	2.181	INTER-CHAIN
ARG A 90 NH1	HIS A 89 NE2	2.529	INTRA-CHAIN
ARG A 90 NH1	ARG B 103 NH2	3.339	INTER-CHAIN
ARG A 90 NH2	HIS B 30 NE2	2.696	INTER-CHAIN
ARG A 90 NH2	HIS A 30 NE2	2.839	INTRA-CHAIN
ARG A 90 NH2	HIS B 32 NE2	2.801	INTER-CHAIN
ARG A 90 NH2	HIS A 32 NE2	3.448	INTRA-CHAIN
ARG A 90 NH2	HIS B 51 NE2	2.751	INTER-CHAIN
ARG A 90 NH2	HIS A 51 NE2	2.960	INTRA-CHAIN
ARG A 90 NH2	HIS B 89 NE2	2.280	INTER-CHAIN
ARG A 90 NH2	HIS A 89 NE2	2.539	INTRA-CHAIN
HIS B 30 ND1	ARG A 90 NH1	2.814	INTER-CHAIN
HIS B 30 NE2	ARG A 90 NH1	2.655	INTER-CHAIN
HIS B 32 ND1	ARG A 90 NH1	2.366	INTER-CHAIN
HIS B 32 NE2	ARG A 90 NH1	2.553	INTER-CHAIN
HIS B 51 ND1	ARG A 90 NH1	2.190	INTER-CHAIN
HIS B 51 NE2	ARG A 90 NH1	2.548	INTER-CHAIN
HIS B 89 ND1	ARG A 90 NH1	2.242	INTER-CHAIN
HIS B 89 NE2	ARG A 90 NH1	2.181	INTER-CHAIN
ARG B 103 NH2	ARG A 90 NH1	3.339	INTER-CHAIN

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Protrusion Index:
ARG A 90 N	0.25
ARG A 90 CA	0.27
ARG A 90 C	0.29
ARG A 90 O	0.41
ARG A 90 CB	0.27
ARG A 90 CG	0.15
ARG A 90 CD	0.20
ARG A 90 NE	0.18
ARG A 90 CZ	0.15
ARG A 90 NH1	0.14
ARG A 90 NH2	0.13

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Salt bridges:
ASP A 31	ARG A 90	2.986	INTRA-CHAIN
GLU A 53	ARG A 90	3.134	INTRA-CHAIN

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Van der Waal's Interactions:
ASP A 31 OD2 244	ARG A 90 NH2 694	-0.054	INTRA-CHAIN
GLU A 53 OE2 410	ARG A 90 NH2 694	-1.451	INTRA-CHAIN
TYR A 88 OH 673	ARG A 90 NH2 694	-0.017	INTRA-CHAIN
ARG A 90 NH2 694	LEU B 98 CD2 2064	-0.027	INTER-CHAIN
GLU B 53 OE2 1719	ARG A 90 NH2 694	-0.510	INTER-CHAIN