Structural features of residue 19 in chain B

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Electrostatic Interactions:
HIS A 75 ND1	HIS B 19 ND1	0.937	INTER-CHAIN
HIS A 75 ND1	HIS B 19 NE2	1.934	INTER-CHAIN
HIS A 75 NE2	HIS B 19 ND1	0.816	INTER-CHAIN
HIS A 75 NE2	HIS B 19 NE2	1.678	INTER-CHAIN
ASP A 145 OD1	HIS B 19 ND1	-1.693	INTER-CHAIN
ASP A 145 OD2	HIS B 19 ND1	-1.458	INTER-CHAIN
ARG B 17 NH1	HIS B 19 NE2	2.414	INTRA-CHAIN
ARG B 17 NH2	HIS B 19 NE2	2.344	INTRA-CHAIN
ARG B 18 NH1	HIS B 19 NE2	2.362	INTRA-CHAIN
ARG B 18 NH2	HIS B 19 NE2	2.165	INTRA-CHAIN
HIS B 19 ND1	ARG B 17 NH1	2.719	INTRA-CHAIN
HIS B 19 ND1	ARG B 18 NH1	2.782	INTRA-CHAIN
HIS B 19 ND1	HIS A 75 ND1	0.937	INTER-CHAIN
HIS B 19 ND1	HIS A 75 NE2	1.836	INTER-CHAIN
HIS B 19 ND1	ASP A 145 OD1	-1.693	INTER-CHAIN
HIS B 19 ND1	HIS B 152 ND1	1.190	INTRA-CHAIN
HIS B 19 ND1	HIS B 152 NE2	2.278	INTRA-CHAIN
HIS B 19 NE2	ARG B 17 NH1	2.414	INTRA-CHAIN
HIS B 19 NE2	ARG B 18 NH1	2.362	INTRA-CHAIN
HIS B 19 NE2	HIS A 75 ND1	0.859	INTER-CHAIN
HIS B 19 NE2	HIS A 75 NE2	1.678	INTER-CHAIN
HIS B 19 NE2	ASP A 145 OD1	-1.454	INTER-CHAIN
HIS B 19 NE2	HIS B 152 ND1	1.051	INTRA-CHAIN
HIS B 19 NE2	HIS B 152 NE2	2.008	INTRA-CHAIN
HIS B 152 ND1	HIS B 19 ND1	1.190	INTRA-CHAIN
HIS B 152 ND1	HIS B 19 NE2	2.364	INTRA-CHAIN
HIS B 152 NE2	HIS B 19 ND1	1.013	INTRA-CHAIN
HIS B 152 NE2	HIS B 19 NE2	2.008	INTRA-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|       19|      B|         V|       42|      A|
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Protrusion Index:
HIS B 19 N	0.25
HIS B 19 CA	0.17
HIS B 19 C	0.18
HIS B 19 O	0.22
HIS B 19 CB	0.14
HIS B 19 CG	0.20
HIS B 19 ND1	0.18
HIS B 19 CD2	0.17
HIS B 19 CE1	0.17
HIS B 19 NE2	0.15

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Van der Waal's Interactions:
PHE B 16 CZ 72	HIS B 19 NE2 104	-0.027	INTRA-CHAIN
HIS B 19 NE2 104	GLY A 22 O 118	-0.138	INTER-CHAIN