Structural features of residue 168 in chain H

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Electrostatic Interactions:
HIS H 168 ND1	ARG L 108 NH1	2.699	INTER-CHAIN
HIS H 168 ND1	ASP L 165 OD1	-1.799	INTER-CHAIN
HIS H 168 ND1	ASP L 170 OD1	-2.922	INTER-CHAIN
HIS H 168 ND1	HIS L 198 ND1	0.682	INTER-CHAIN
HIS H 168 ND1	HIS L 198 NE2	1.541	INTER-CHAIN
HIS H 168 NE2	ARG L 108 NH1	2.990	INTER-CHAIN
HIS H 168 NE2	ASP L 165 OD1	-1.577	INTER-CHAIN
HIS H 168 NE2	ASP L 170 OD1	-3.205	INTER-CHAIN
HIS H 168 NE2	HIS L 198 ND1	0.726	INTER-CHAIN
HIS H 168 NE2	HIS L 198 NE2	1.667	INTER-CHAIN
ARG L 108 NH1	HIS H 168 NE2	2.990	INTER-CHAIN
ARG L 108 NH2	HIS H 168 NE2	2.690	INTER-CHAIN
ASP L 165 OD1	HIS H 168 ND1	-1.799	INTER-CHAIN
ASP L 165 OD2	HIS H 168 ND1	-1.924	INTER-CHAIN
ASP L 170 OD1	HIS H 168 ND1	-2.922	INTER-CHAIN
ASP L 170 OD2	HIS H 168 ND1	-2.695	INTER-CHAIN
HIS L 198 ND1	HIS H 168 ND1	0.682	INTER-CHAIN
HIS L 198 ND1	HIS H 168 NE2	1.634	INTER-CHAIN
HIS L 198 NE2	HIS H 168 ND1	0.685	INTER-CHAIN
HIS L 198 NE2	HIS H 168 NE2	1.667	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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|        N|      138|      L|         H|      168|      H|
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|        S|      174|      L|         H|      168|      H|
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Protrusion Index:
HIS H 168 N	0.27
HIS H 168 CA	0.27
HIS H 168 C	0.21
HIS H 168 O	0.11
HIS H 168 CB	0.17
HIS H 168 CG	0.16
HIS H 168 ND1	0.14
HIS H 168 CD2	0.17
HIS H 168 CE1	0.16
HIS H 168 NE2	0.13

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Van der Waal's Interactions:
GLY H 166 O 2919	HIS H 168 NE2 2936	-0.020	INTRA-CHAIN
HIS H 168 NE2 2936	PHE H 170 CZ 2954	-0.013	INTRA-CHAIN
HIS H 168 NE2 2936	ASP L 170 OD2 1312	-0.017	INTER-CHAIN
ASN L 137 ND2 1037	HIS H 168 NE2 2936	-0.084	INTER-CHAIN
THR L 164 CG2 1264	HIS H 168 NE2 2936	-0.014	INTER-CHAIN