Structural features of residue 20 in chain A

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Electrostatic Interactions:
ARG A 20 NH1	ARG A 25 NH1	2.993	INTRA-CHAIN
ARG A 20 NH1	HIS A 28 NE2	2.723	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH1	3.145	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH2	3.559	INTRA-CHAIN
ARG A 20 NH2	HIS A 28 NE2	2.850	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH1	3.217	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH2	3.710	INTRA-CHAIN
ARG A 25 NH1	ARG A 20 NH1	2.993	INTRA-CHAIN
HIS A 28 ND1	ARG A 20 NH1	2.403	INTRA-CHAIN
HIS A 28 NE2	ARG A 20 NH1	2.723	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH1	3.145	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH2	3.217	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH1	3.559	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH2	3.710	INTRA-CHAIN

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Protrusion Index:
ARG A 20 N	0.72
ARG A 20 CA	0.64
ARG A 20 C	0.51
ARG A 20 O	0.45
ARG A 20 CB	0.64
ARG A 20 CG	0.91
ARG A 20 CD	0.80
ARG A 20 NE	1.00
ARG A 20 CZ	1.13
ARG A 20 NH1	1.17
ARG A 20 NH2	1.29

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Van der Waal's Interactions:
ARG A 20 NH2 149	GLU B 431 OE2 6752	-0.099	INTER-CHAIN
ARG A 20 NH2 149	GLY B 437 O 6788	-0.075	INTER-CHAIN