Structural features of residue 20 in chain A

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Electrostatic Interactions:
ARG A 20 NH1	ARG A 25 NH1	3.249	INTRA-CHAIN
ARG A 20 NH1	HIS A 28 NE2	2.601	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH1	3.603	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH2	3.750	INTRA-CHAIN
ARG A 20 NH2	ARG A 25 NH1	3.333	INTRA-CHAIN
ARG A 20 NH2	ARG A 25 NH2	2.986	INTRA-CHAIN
ARG A 20 NH2	HIS A 28 NE2	2.309	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH1	3.933	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH2	3.988	INTRA-CHAIN
ARG A 25 NH1	ARG A 20 NH1	3.249	INTRA-CHAIN
ARG A 25 NH1	ARG A 20 NH2	3.333	INTRA-CHAIN
ARG A 25 NH2	ARG A 20 NH2	2.986	INTRA-CHAIN
HIS A 28 ND1	ARG A 20 NH1	2.416	INTRA-CHAIN
HIS A 28 NE2	ARG A 20 NH1	2.601	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH1	3.603	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH2	3.933	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH1	3.750	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH2	3.988	INTRA-CHAIN

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Protrusion Index:
ARG A 20 N	0.88
ARG A 20 CA	0.77
ARG A 20 C	0.62
ARG A 20 O	0.59
ARG A 20 CB	0.86
ARG A 20 CG	0.68
ARG A 20 CD	0.80
ARG A 20 NE	0.67
ARG A 20 CZ	0.74
ARG A 20 NH1	0.97
ARG A 20 NH2	0.64

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Van der Waal's Interactions:
GLU A 17 OE2 123	ARG A 20 NH2 148	-0.607	INTRA-CHAIN
ARG A 20 NH2 148	ILE A 21 CD1 156	-0.008	INTRA-CHAIN
ARG A 20 NH2 148	THR B 427 CG2 3265	-0.351	INTER-CHAIN
ARG A 20 NH2 148	ASP B 428 OD2 3273	-0.128	INTER-CHAIN
ARG A 20 NH2 148	ILE B 431 CD1 3293	-0.089	INTER-CHAIN