Structural features of residue 20 in chain B

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Electrostatic Interactions:
HIS A 136 ND1	ARG B 20 NH1	2.180	INTER-CHAIN
HIS A 136 NE2	ARG B 20 NH1	2.261	INTER-CHAIN
ARG B 16 NH1	ARG B 20 NH1	4.878	INTRA-CHAIN
ARG B 16 NH1	ARG B 20 NH2	4.724	INTRA-CHAIN
ARG B 16 NH2	ARG B 20 NH1	6.080	INTRA-CHAIN
ARG B 16 NH2	ARG B 20 NH2	5.610	INTRA-CHAIN
ARG B 17 NH1	ARG B 20 NH1	3.143	INTRA-CHAIN
ARG B 17 NH1	ARG B 20 NH2	3.048	INTRA-CHAIN
ARG B 17 NH2	ARG B 20 NH1	3.080	INTRA-CHAIN
ARG B 17 NH2	ARG B 20 NH2	3.058	INTRA-CHAIN
ARG B 19 NH1	ARG B 20 NH1	3.573	INTRA-CHAIN
ARG B 19 NH1	ARG B 20 NH2	3.186	INTRA-CHAIN
ARG B 19 NH2	ARG B 20 NH1	3.195	INTRA-CHAIN
ARG B 20 NH1	ARG B 16 NH1	4.878	INTRA-CHAIN
ARG B 20 NH1	ARG B 16 NH2	6.080	INTRA-CHAIN
ARG B 20 NH1	ARG B 17 NH1	3.143	INTRA-CHAIN
ARG B 20 NH1	ARG B 17 NH2	3.080	INTRA-CHAIN
ARG B 20 NH1	ARG B 19 NH1	3.573	INTRA-CHAIN
ARG B 20 NH1	ARG B 19 NH2	3.195	INTRA-CHAIN
ARG B 20 NH1	ARG B 25 NH1	6.976	INTRA-CHAIN
ARG B 20 NH1	ARG B 25 NH2	5.731	INTRA-CHAIN
ARG B 20 NH1	ARG B 29 NH1	2.993	INTRA-CHAIN
ARG B 20 NH1	ARG B 29 NH2	3.333	INTRA-CHAIN
ARG B 20 NH1	HIS A 136 NE2	2.261	INTER-CHAIN
ARG B 20 NH2	ARG B 16 NH1	4.724	INTRA-CHAIN
ARG B 20 NH2	ARG B 16 NH2	5.610	INTRA-CHAIN
ARG B 20 NH2	ARG B 17 NH1	3.048	INTRA-CHAIN
ARG B 20 NH2	ARG B 17 NH2	3.058	INTRA-CHAIN
ARG B 20 NH2	ARG B 19 NH1	3.186	INTRA-CHAIN
ARG B 20 NH2	ARG B 25 NH1	5.129	INTRA-CHAIN
ARG B 20 NH2	ARG B 25 NH2	4.449	INTRA-CHAIN
ARG B 20 NH2	HIS A 136 NE2	2.311	INTER-CHAIN
ARG B 25 NH1	ARG B 20 NH1	6.976	INTRA-CHAIN
ARG B 25 NH1	ARG B 20 NH2	5.129	INTRA-CHAIN
ARG B 25 NH2	ARG B 20 NH1	5.731	INTRA-CHAIN
ARG B 25 NH2	ARG B 20 NH2	4.449	INTRA-CHAIN
ARG B 29 NH1	ARG B 20 NH1	2.993	INTRA-CHAIN
ARG B 29 NH2	ARG B 20 NH1	3.333	INTRA-CHAIN

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Protrusion Index:
ARG B 20 N	0.42
ARG B 20 CA	0.53
ARG B 20 C	0.65
ARG B 20 O	0.67
ARG B 20 CB	0.68
ARG B 20 CG	0.80
ARG B 20 CD	0.63
ARG B 20 NE	0.91
ARG B 20 CZ	0.95
ARG B 20 NH1	0.80
ARG B 20 NH2	1.32

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Salt bridges:
ARG B 19	ARG B 20	2.752	INTRA-CHAIN

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Van der Waal's Interactions:
ARG B 20 NH2 2661	ASP B 21 OD2 2669	-0.012	INTRA-CHAIN
ARG B 20 NH2 2661	ASP A 143 OD2 1067	-0.035	INTER-CHAIN
ARG B 20 NH2 2661	ASP A 145 OD2 1083	-0.024	INTER-CHAIN
ARG B 20 NH2 2661	GLY A 146 O 1087	-0.011	INTER-CHAIN
ARG B 20 NH2 2661	TYR A 147 OH 1099	-0.015	INTER-CHAIN
ARG B 20 NH2 2661	THR A 231 CG2 1712	-0.015	INTER-CHAIN