Structural features of residue 21 in chain A

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Electrostatic Interactions:
ARG A 21 NH1	ARG A 29 NH1	7.188	INTRA-CHAIN
ARG A 21 NH1	ARG A 29 NH2	5.981	INTRA-CHAIN
ARG A 21 NH1	HIS B 55 NE2	2.235	INTER-CHAIN
ARG A 21 NH2	ARG A 29 NH1	7.092	INTRA-CHAIN
ARG A 21 NH2	ARG A 29 NH2	5.789	INTRA-CHAIN
ARG A 21 NH2	HIS B 55 NE2	2.648	INTER-CHAIN
ARG A 21 NH2	HIS A 67 NE2	2.268	INTRA-CHAIN
ARG A 29 NH1	ARG A 21 NH1	7.188	INTRA-CHAIN
ARG A 29 NH1	ARG A 21 NH2	7.092	INTRA-CHAIN
ARG A 29 NH2	ARG A 21 NH1	5.981	INTRA-CHAIN
ARG A 29 NH2	ARG A 21 NH2	5.789	INTRA-CHAIN
HIS B 55 ND1	ARG A 21 NH1	2.387	INTER-CHAIN
HIS B 55 NE2	ARG A 21 NH1	2.235	INTER-CHAIN

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Protrusion Index:
ARG A 21 N	1.17
ARG A 21 CA	0.69
ARG A 21 C	0.60
ARG A 21 O	0.42
ARG A 21 CB	0.72
ARG A 21 CG	0.93
ARG A 21 CD	0.72
ARG A 21 NE	0.51
ARG A 21 CZ	0.50
ARG A 21 NH1	0.74
ARG A 21 NH2	0.34

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Van der Waal's Interactions:
ARG A 21 NH2 24	GLY A 26 O 59	-0.161	INTRA-CHAIN
ARG A 21 NH2 24	TYR A 27 OH 71	-0.021	INTRA-CHAIN
ARG A 21 NH2 24	GLN B 38 NE2 2349	-0.129	INTER-CHAIN
ARG A 21 NH2 24	PRO B 39 CD 2356	-0.015	INTER-CHAIN
ARG A 21 NH2 24	LEU B 40 CD2 2364	-0.105	INTER-CHAIN
ARG A 21 NH2 24	GLU B 48 OE2 2428	-0.019	INTER-CHAIN
ARG A 21 NH2 24	ILE B 52 CD1 2463	-0.030	INTER-CHAIN