Structural features of residue 4 in chain B

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Electrostatic Interactions:
ARG A 113 NH1	HIS B 4 NE2	2.952	INTER-CHAIN
ARG A 113 NH2	HIS B 4 NE2	2.529	INTER-CHAIN
ARG A 140 NH1	HIS B 4 NE2	2.203	INTER-CHAIN
ARG A 140 NH2	HIS B 4 NE2	2.149	INTER-CHAIN
ASP A 144 OD1	HIS B 4 ND1	-1.752	INTER-CHAIN
ASP A 144 OD2	HIS B 4 ND1	-1.675	INTER-CHAIN
ARG A 151 NH1	HIS B 4 NE2	2.170	INTER-CHAIN
HIS B 4 ND1	ARG A 113 NH1	2.770	INTER-CHAIN
HIS B 4 ND1	ARG A 140 NH1	2.205	INTER-CHAIN
HIS B 4 ND1	ASP A 144 OD1	-1.752	INTER-CHAIN
HIS B 4 NE2	ARG A 113 NH1	2.952	INTER-CHAIN
HIS B 4 NE2	ARG A 140 NH1	2.203	INTER-CHAIN
HIS B 4 NE2	ASP A 144 OD1	-1.975	INTER-CHAIN
HIS B 4 NE2	ARG A 151 NH1	2.170	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|      139|      A|         H|        4|      B|
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|        N|      143|      A|         H|        4|      B|
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Protrusion Index:
HIS B 4 N	0.84
HIS B 4 CA	0.64
HIS B 4 C	0.75
HIS B 4 O	0.91
HIS B 4 CB	0.44
HIS B 4 CG	0.44
HIS B 4 ND1	0.49
HIS B 4 CD2	0.37
HIS B 4 CE1	0.46
HIS B 4 NE2	0.41

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Van der Waal's Interactions:
HIS B 4 NE2 1182	TRP A 116 CH2 870	-0.022	INTER-CHAIN