Structural features of residue 4 in chain B

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Electrostatic Interactions:
HIS A 88 ND1	ARG B 4 NH1	2.133	INTER-CHAIN
HIS A 88 NE2	ARG B 4 NH1	2.282	INTER-CHAIN
ARG B 4 NH1	HIS B 21 NE2	2.225	INTRA-CHAIN
ARG B 4 NH1	HIS A 88 NE2	2.282	INTER-CHAIN
ARG B 4 NH2	HIS A 88 NE2	2.552	INTER-CHAIN
HIS B 21 ND1	ARG B 4 NH1	2.409	INTRA-CHAIN
HIS B 21 NE2	ARG B 4 NH1	2.225	INTRA-CHAIN

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Hydrogen bonds:

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|Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2|
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|        R|        4|      B|         E|       67|      A|
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Protrusion Index:
ARG B 4 N	0.21
ARG B 4 CA	0.24
ARG B 4 C	0.15
ARG B 4 O	0.10
ARG B 4 CB	0.38
ARG B 4 CG	0.46
ARG B 4 CD	0.74
ARG B 4 NE	0.81
ARG B 4 CZ	0.86
ARG B 4 NH1	0.91
ARG B 4 NH2	0.88

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Van der Waal's Interactions:
ARG B 4 NH2 26	GLU B 16 OE2 123	-0.009	INTRA-CHAIN