Structural features of residue 18 in chain B

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Electrostatic Interactions:
ASP A 148 OD1	HIS B 18 ND1	-1.938	INTER-CHAIN
ASP A 148 OD2	HIS B 18 ND1	-1.981	INTER-CHAIN
ASP A 288 OD1	HIS B 18 ND1	-1.376	INTER-CHAIN
ASP A 288 OD2	HIS B 18 ND1	-1.534	INTER-CHAIN
ASP A 425 OD1	HIS B 18 ND1	-1.484	INTER-CHAIN
ARG A 426 NH1	HIS B 18 NE2	2.311	INTER-CHAIN
ARG A 426 NH2	HIS B 18 NE2	2.599	INTER-CHAIN
HIS B 18 ND1	ARG B 19 NH1	3.369	INTRA-CHAIN
HIS B 18 ND1	ASP B 22 OD1	-3.522	INTRA-CHAIN
HIS B 18 ND1	ARG B 25 NH1	4.059	INTRA-CHAIN
HIS B 18 ND1	ASP B 26 OD1	-2.643	INTRA-CHAIN
HIS B 18 ND1	ASP B 121 OD1	-1.655	INTRA-CHAIN
HIS B 18 ND1	ASP A 148 OD1	-1.938	INTER-CHAIN
HIS B 18 ND1	ASP A 288 OD1	-1.376	INTER-CHAIN
HIS B 18 ND1	ASP A 425 OD1	-1.484	INTER-CHAIN
HIS B 18 ND1	ARG A 426 NH1	2.532	INTER-CHAIN
HIS B 18 NE2	ARG B 19 NH1	3.224	INTRA-CHAIN
HIS B 18 NE2	ASP B 22 OD1	-3.684	INTRA-CHAIN
HIS B 18 NE2	ARG B 25 NH1	4.672	INTRA-CHAIN
HIS B 18 NE2	ASP B 26 OD1	-3.428	INTRA-CHAIN
HIS B 18 NE2	ASP B 119 OD1	-1.359	INTRA-CHAIN
HIS B 18 NE2	ASP B 121 OD1	-1.765	INTRA-CHAIN
HIS B 18 NE2	ASP A 148 OD1	-1.687	INTER-CHAIN
HIS B 18 NE2	ARG A 426 NH1	2.311	INTER-CHAIN
ARG B 19 NH1	HIS B 18 NE2	3.224	INTRA-CHAIN
ARG B 19 NH2	HIS B 18 NE2	3.725	INTRA-CHAIN
ASP B 22 OD1	HIS B 18 ND1	-3.522	INTRA-CHAIN
ASP B 22 OD2	HIS B 18 ND1	-4.788	INTRA-CHAIN
ARG B 25 NH1	HIS B 18 NE2	4.672	INTRA-CHAIN
ARG B 25 NH2	HIS B 18 NE2	3.698	INTRA-CHAIN
ASP B 26 OD1	HIS B 18 ND1	-2.643	INTRA-CHAIN
ASP B 26 OD2	HIS B 18 ND1	-2.579	INTRA-CHAIN
ASP B 121 OD1	HIS B 18 ND1	-1.655	INTRA-CHAIN
ASP B 121 OD2	HIS B 18 ND1	-1.496	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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|        N|      147|      A|         H|       18|      B|
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Protrusion Index:
HIS B 18 N	1.11
HIS B 18 CA	1.02
HIS B 18 C	0.69
HIS B 18 O	0.68
HIS B 18 CB	1.04
HIS B 18 CG	1.29
HIS B 18 ND1	1.74
HIS B 18 CD2	1.51
HIS B 18 CE1	2.06
HIS B 18 NE2	1.74

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Van der Waal's Interactions:
HIS B 18 NE2 3532	ASP B 22 OD2 3567	-0.089	INTRA-CHAIN
HIS B 18 NE2 3532	ASP B 26 OD2 3602	-0.020	INTRA-CHAIN