Structural features of residue 157 in chain B
1	HIS B 157 NE2	3.422	INTER-CHAIN
ARG A 37 NH2	HIS B 157 NE2	2.813	INTER-CHAIN
HIS A 155 ND1	HIS B 157 ND1	0.775	INTER-CHAIN
HIS A 155 ND1	HIS B 157 NE2	1.855	INTER-CHAIN
HIS A 155 NE2	HIS B 157 ND1	0.681	INTER-CHAIN
HIS A 155 NE2	HIS B 157 NE2	1.631	INTER-CHAIN
ARG B 18 NH1	HIS B 157 NE2	2.172	INTRA-CHAIN
ARG B 41 NH1	HIS B 157 NE2	2.578	INTRA-CHAIN
ARG B 41 NH2	HIS B 157 NE2	2.501	INTRA-CHAIN
HIS B 155 ND1	HIS B 157 ND1	1.029	INTRA-CHAIN
HIS B 155 ND1	HIS B 157 NE2	1.949	INTRA-CHAIN
HIS B 155 NE2	HIS B 157 ND1	0.899	INTRA-CHAIN
HIS B 155 NE2	HIS B 157 NE2	1.723	INTRA-CHAIN
HIS B 157 ND1	ARG B 18 NH1	2.310	INTRA-CHAIN
HIS B 157 ND1	ARG A 37 NH1	3.373	INTER-CHAIN
HIS B 157 ND1	ARG B 41 NH1	3.007	INTRA-CHAIN
HIS B 157 ND1	HIS A 155 ND1	0.775	INTER-CHAIN
HIS B 157 ND1	HIS A 155 NE2	1.533	INTER-CHAIN
HIS B 157 ND1	HIS B 155 ND1	1.029	INTRA-CHAIN
HIS B 157 ND1	HIS B 155 NE2	2.023	INTRA-CHAIN
HIS B 157 NE2	ARG B 18 NH1	2.172	INTRA-CHAIN
HIS B 157 NE2	ARG A 37 NH1	3.422	INTER-CHAIN
HIS B 157 NE2	ARG B 41 NH1	2.578	INTRA-CHAIN
HIS B 157 NE2	HIS A 155 ND1	0.824	INTER-CHAIN
HIS B 157 NE2	HIS A 155 NE2	1.631	INTER-CHAIN
HIS B 157 NE2	HIS B 155 ND1	0.866	INTRA-CHAIN
HIS B 157 NE2	HIS B 155 NE2	1.723	INTRA-CHAIN

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Hydrogen bonds:

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|Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2|
----------------------------------------------------------
|        H|      157|      B|         E|      159|      A|
----------------------------------------------------------

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Protrusion Index:
HIS B 157 N	0.58
HIS B 157 CA	0.74
HIS B 157 C	0.78
HIS B 157 O	0.60
HIS B 157 CB	1.08
HIS B 157 CG	1.17
HIS B 157 ND1	1.27
HIS B 157 CD2	1.29
HIS B 157 CE1	1.27
HIS B 157 NE2	1.24

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Van der Waal's Interactions:
LYS A 59 NZ 488	HIS B 157 NE2 2620	-0.034	INTER-CHAIN
HIS B 157 NE2 2620	PRO B 158 N 2621	-0.069	INTRA-CHAIN