Structural features of residue 4 in chain B

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Electrostatic Interactions:
HIS A 73 ND1	ARG B 4 NH1	2.284	INTER-CHAIN
HIS A 73 NE2	ARG B 4 NH1	2.267	INTER-CHAIN
ARG A 184 NH2	ARG B 4 NH1	2.986	INTER-CHAIN
HIS A 188 ND1	ARG B 4 NH1	2.475	INTER-CHAIN
HIS A 188 NE2	ARG B 4 NH1	2.568	INTER-CHAIN
ARG A 235 NH1	ARG B 4 NH1	3.525	INTER-CHAIN
ARG A 235 NH1	ARG B 4 NH2	3.338	INTER-CHAIN
ARG A 235 NH2	ARG B 4 NH1	3.055	INTER-CHAIN
ARG B 4 NH1	HIS A 73 NE2	2.267	INTER-CHAIN
ARG B 4 NH1	ARG A 184 NH2	2.986	INTER-CHAIN
ARG B 4 NH1	HIS A 188 NE2	2.568	INTER-CHAIN
ARG B 4 NH1	ARG A 235 NH1	3.525	INTER-CHAIN
ARG B 4 NH1	ARG A 235 NH2	3.055	INTER-CHAIN
ARG B 4 NH2	HIS B 73 NE2	2.210	INTRA-CHAIN
ARG B 4 NH2	HIS A 188 NE2	2.176	INTER-CHAIN
ARG B 4 NH2	ARG A 235 NH1	3.338	INTER-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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|        S|      237|      A|         R|        4|      B|
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|        R|        4|      B|         M|       44|      A|
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|        R|        4|      B|         A|       64|      A|
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|        R|        4|      B|         F|      236|      A|
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|        R|        4|      B|         Y|      241|      A|
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Protrusion Index:
ARG B 4 N	0.04
ARG B 4 CA	0.06
ARG B 4 C	0.17
ARG B 4 O	0.23
ARG B 4 CB	0.00
ARG B 4 CG	-0.01
ARG B 4 CD	-0.05
ARG B 4 NE	-0.03
ARG B 4 CZ	-0.04
ARG B 4 NH1	-0.09
ARG B 4 NH2	-0.07

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Van der Waal's Interactions:
ARG B 4 NH2 2558	TYR A 60 OH 522	-0.133	INTER-CHAIN
ARG B 4 NH2 2558	ILE A 63 O 546	-0.010	INTER-CHAIN
ARG B 4 NH2 2558	ALA A 67 CB 580	-0.018	INTER-CHAIN
ARG B 4 NH2 2558	GLU B 75 OE2 3155	-0.176	INTRA-CHAIN