Structural features of residue 4 in chain A

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Electrostatic Interactions:
ARG A 4 NH1	ARG B 37 NH1	3.790	INTER-CHAIN
ARG A 4 NH1	ARG B 37 NH2	3.918	INTER-CHAIN
ARG A 4 NH2	ARG B 15 NH1	3.041	INTER-CHAIN
ARG A 4 NH2	ARG B 15 NH2	3.340	INTER-CHAIN
ARG A 4 NH2	ARG B 37 NH1	4.530	INTER-CHAIN
ARG A 4 NH2	ARG B 37 NH2	4.606	INTER-CHAIN
ARG B 15 NH1	ARG A 4 NH2	3.041	INTER-CHAIN
ARG B 15 NH2	ARG A 4 NH2	3.340	INTER-CHAIN
ARG B 37 NH1	ARG A 4 NH1	3.790	INTER-CHAIN
ARG B 37 NH1	ARG A 4 NH2	4.530	INTER-CHAIN
ARG B 37 NH2	ARG A 4 NH1	3.918	INTER-CHAIN
ARG B 37 NH2	ARG A 4 NH2	4.606	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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|        R|        4|      A|         V|       82|      B|
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Protrusion Index:
ARG A 4 N	0.25
ARG A 4 CA	0.29
ARG A 4 C	0.19
ARG A 4 O	0.18
ARG A 4 CB	0.13
ARG A 4 CG	0.18
ARG A 4 CD	0.20
ARG A 4 NE	0.24
ARG A 4 CZ	0.31
ARG A 4 NH1	0.45
ARG A 4 NH2	0.26

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Salt bridges:
ARG A 4	GLU B 40	3.122	INTER-CHAIN
ARG A 4	GLU B 39	2.801	INTER-CHAIN

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Van der Waal's Interactions:
ARG A 4 NH2 25	SER B 36 OG 1359	-0.011	INTER-CHAIN
ARG A 4 NH2 25	GLU B 40 OE2 1399	-0.138	INTER-CHAIN
ARG A 4 NH2 25	GLY B 41 O 1403	-0.014	INTER-CHAIN
ARG A 4 NH2 25	ASN B 45 ND2 1431	-0.113	INTER-CHAIN