Structural features of residue 15 in chain A

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Electrostatic Interactions:
ARG A 10 NH1	HIS A 15 NE2	2.427	INTRA-CHAIN
ARG A 12 NH1	HIS A 15 NE2	4.031	INTRA-CHAIN
ARG A 12 NH2	HIS A 15 NE2	5.523	INTRA-CHAIN
HIS A 15 ND1	ARG A 10 NH1	2.355	INTRA-CHAIN
HIS A 15 ND1	ARG A 12 NH1	3.462	INTRA-CHAIN
HIS A 15 ND1	HIS B 30 ND1	1.337	INTER-CHAIN
HIS A 15 ND1	HIS B 30 NE2	3.949	INTER-CHAIN
HIS A 15 ND1	ARG B 43 NH1	3.957	INTER-CHAIN
HIS A 15 ND1	ASP B 179 OD1	-1.496	INTER-CHAIN
HIS A 15 ND1	ASP B 181 OD1	-1.453	INTER-CHAIN
HIS A 15 ND1	ASP B 273 OD1	-1.769	INTER-CHAIN
HIS A 15 NE2	ARG A 10 NH1	2.427	INTRA-CHAIN
HIS A 15 NE2	ARG A 12 NH1	4.031	INTRA-CHAIN
HIS A 15 NE2	HIS B 30 ND1	1.046	INTER-CHAIN
HIS A 15 NE2	HIS B 30 NE2	2.906	INTER-CHAIN
HIS A 15 NE2	ARG B 43 NH1	3.495	INTER-CHAIN
HIS A 15 NE2	ASP B 179 OD1	-1.515	INTER-CHAIN
HIS A 15 NE2	ASP B 181 OD1	-1.499	INTER-CHAIN
HIS A 15 NE2	ASP B 273 OD1	-1.524	INTER-CHAIN
HIS B 30 ND1	HIS A 15 ND1	1.337	INTER-CHAIN
HIS B 30 ND1	HIS A 15 NE2	2.354	INTER-CHAIN
HIS B 30 NE2	HIS A 15 ND1	1.755	INTER-CHAIN
HIS B 30 NE2	HIS A 15 NE2	2.906	INTER-CHAIN
ARG B 43 NH1	HIS A 15 NE2	3.495	INTER-CHAIN
ARG B 43 NH2	HIS A 15 NE2	4.255	INTER-CHAIN
ASP B 179 OD1	HIS A 15 ND1	-1.496	INTER-CHAIN
ASP B 179 OD2	HIS A 15 ND1	-1.506	INTER-CHAIN
ASP B 181 OD1	HIS A 15 ND1	-1.453	INTER-CHAIN
ASP B 181 OD2	HIS A 15 ND1	-1.680	INTER-CHAIN
ASP B 273 OD1	HIS A 15 ND1	-1.769	INTER-CHAIN
ASP B 273 OD2	HIS A 15 ND1	-1.503	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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|        E|       28|      B|         H|       15|      A|
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|        H|       30|      B|         H|       15|      A|
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Protrusion Index:
HIS A 15 N	0.34
HIS A 15 CA	0.39
HIS A 15 C	0.32
HIS A 15 O	0.34
HIS A 15 CB	0.52
HIS A 15 CG	0.60
HIS A 15 ND1	0.78
HIS A 15 CD2	0.67
HIS A 15 CE1	1.08
HIS A 15 NE2	0.95

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Van der Waal's Interactions:
ARG A 12 NH2 90	HIS A 15 NE2 120	-0.025	INTRA-CHAIN
HIS A 15 NE2 120	GLU A 19 OE2 153	-0.173	INTRA-CHAIN