Structural features of residue 81 in chain B

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Electrostatic Interactions:
HIS A 178 ND1	ARG B 81 NH1	2.852	INTER-CHAIN
HIS A 178 NE2	ARG B 81 NH1	2.911	INTER-CHAIN
HIS A 183 ND1	ARG B 81 NH1	2.399	INTER-CHAIN
HIS A 183 NE2	ARG B 81 NH1	2.123	INTER-CHAIN
ARG A 192 NH2	ARG B 81 NH2	2.981	INTER-CHAIN
ARG B 81 NH1	HIS B 145 NE2	2.264	INTRA-CHAIN
ARG B 81 NH1	HIS A 178 NE2	2.911	INTER-CHAIN
ARG B 81 NH1	HIS A 183 NE2	2.123	INTER-CHAIN
ARG B 81 NH2	HIS B 145 NE2	2.382	INTRA-CHAIN
ARG B 81 NH2	HIS A 178 NE2	2.943	INTER-CHAIN
ARG B 81 NH2	HIS A 183 NE2	2.321	INTER-CHAIN
ARG B 81 NH2	ARG A 192 NH2	2.981	INTER-CHAIN
HIS B 145 ND1	ARG B 81 NH1	2.397	INTRA-CHAIN
HIS B 145 NE2	ARG B 81 NH1	2.264	INTRA-CHAIN

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Protrusion Index:
ARG B 81 N	-0.04
ARG B 81 CA	0.01
ARG B 81 C	0.04
ARG B 81 O	0.05
ARG B 81 CB	0.02
ARG B 81 CG	0.21
ARG B 81 CD	0.23
ARG B 81 NE	0.36
ARG B 81 CZ	0.56
ARG B 81 NH1	0.59
ARG B 81 NH2	0.75

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Salt bridges:
ASP B 79	ARG B 81	2.689	INTRA-CHAIN
ARG B 81	ASP A 184	2.734	INTER-CHAIN

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Van der Waal's Interactions:
ARG B 81 NH2 2655	LYS B 85 NZ 2692	-0.495	INTRA-CHAIN
ARG B 81 NH2 2655	PRO B 147 CD 3167	-0.021	INTRA-CHAIN
ARG B 81 NH2 2655	ASP A 184 OD2 1464	-1.831	INTER-CHAIN