Structural features of residue 21 in chain B

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Electrostatic Interactions:
HIS A 92 NE2	ARG B 21 NH1	2.258	INTER-CHAIN
ARG A 101 NH1	ARG B 21 NH1	3.231	INTER-CHAIN
ARG A 101 NH2	ARG B 21 NH1	3.207	INTER-CHAIN
ARG B 21 NH1	HIS B 44 NE2	2.224	INTRA-CHAIN
ARG B 21 NH1	HIS A 92 NE2	2.258	INTER-CHAIN
ARG B 21 NH1	ARG A 101 NH1	3.231	INTER-CHAIN
ARG B 21 NH1	ARG A 101 NH2	3.207	INTER-CHAIN
ARG B 21 NH2	HIS A 92 NE2	2.185	INTER-CHAIN
HIS B 44 ND1	ARG B 21 NH1	2.170	INTRA-CHAIN
HIS B 44 NE2	ARG B 21 NH1	2.224	INTRA-CHAIN

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Protrusion Index:
ARG B 21 N	0.75
ARG B 21 CA	0.58
ARG B 21 C	0.46
ARG B 21 O	0.46
ARG B 21 CB	0.36
ARG B 21 CG	0.17
ARG B 21 CD	0.18
ARG B 21 NE	0.37
ARG B 21 CZ	0.41
ARG B 21 NH1	0.39
ARG B 21 NH2	0.72

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Van der Waal's Interactions:
ALA B 20 CB 1037	ARG B 21 NH2 1048	-0.013	INTRA-CHAIN
ARG B 21 NH2 1048	PHE B 24 CZ 1073	-0.008	INTRA-CHAIN
ARG B 21 NH2 1048	ALA B 50 CB 1267	-0.074	INTRA-CHAIN