Structural features of residue 15 in chain A

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Electrostatic Interactions:
ARG A 10 NH1	HIS A 15 NE2	2.373	INTRA-CHAIN
ARG A 12 NH1	HIS A 15 NE2	4.020	INTRA-CHAIN
ARG A 12 NH2	HIS A 15 NE2	5.519	INTRA-CHAIN
HIS A 15 ND1	ARG A 10 NH1	2.290	INTRA-CHAIN
HIS A 15 ND1	ARG A 12 NH1	3.459	INTRA-CHAIN
HIS A 15 ND1	HIS B 30 ND1	1.399	INTER-CHAIN
HIS A 15 ND1	HIS B 30 NE2	4.173	INTER-CHAIN
HIS A 15 ND1	ARG B 43 NH1	3.967	INTER-CHAIN
HIS A 15 ND1	ASP B 179 OD1	-1.444	INTER-CHAIN
HIS A 15 ND1	ASP B 181 OD1	-1.426	INTER-CHAIN
HIS A 15 ND1	ASP B 273 OD1	-1.786	INTER-CHAIN
HIS A 15 NE2	ARG A 10 NH1	2.373	INTRA-CHAIN
HIS A 15 NE2	ARG A 12 NH1	4.020	INTRA-CHAIN
HIS A 15 NE2	HIS B 30 ND1	1.079	INTER-CHAIN
HIS A 15 NE2	HIS B 30 NE2	3.003	INTER-CHAIN
HIS A 15 NE2	ARG B 43 NH1	3.632	INTER-CHAIN
HIS A 15 NE2	ASP B 179 OD1	-1.487	INTER-CHAIN
HIS A 15 NE2	ASP B 181 OD1	-1.501	INTER-CHAIN
HIS A 15 NE2	ASP B 273 OD1	-1.530	INTER-CHAIN
HIS B 30 ND1	HIS A 15 ND1	1.399	INTER-CHAIN
HIS B 30 ND1	HIS A 15 NE2	2.427	INTER-CHAIN
HIS B 30 NE2	HIS A 15 ND1	1.855	INTER-CHAIN
HIS B 30 NE2	HIS A 15 NE2	3.003	INTER-CHAIN
ARG B 43 NH1	HIS A 15 NE2	3.632	INTER-CHAIN
ARG B 43 NH2	HIS A 15 NE2	4.429	INTER-CHAIN
ASP B 179 OD1	HIS A 15 ND1	-1.444	INTER-CHAIN
ASP B 179 OD2	HIS A 15 ND1	-1.469	INTER-CHAIN
ASP B 181 OD1	HIS A 15 ND1	-1.426	INTER-CHAIN
ASP B 181 OD2	HIS A 15 ND1	-1.655	INTER-CHAIN
ASP B 273 OD1	HIS A 15 ND1	-1.786	INTER-CHAIN
ASP B 273 OD2	HIS A 15 ND1	-1.504	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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|        H|       15|      A|         E|       28|      B|
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|        H|       30|      B|         H|       15|      A|
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Protrusion Index:
HIS A 15 N	0.30
HIS A 15 CA	0.39
HIS A 15 C	0.33
HIS A 15 O	0.37
HIS A 15 CB	0.62
HIS A 15 CG	0.75
HIS A 15 ND1	0.95
HIS A 15 CD2	0.83
HIS A 15 CE1	1.27
HIS A 15 NE2	1.15

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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	-0.138	INTRA-CHAIN