Structural features of residue 40 in chain D

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Electrostatic Interactions:
HIS B 88 ND1	HIS D 40 ND1	0.720	INTER-CHAIN
HIS B 88 ND1	HIS D 40 NE2	1.625	INTER-CHAIN
HIS B 88 NE2	HIS D 40 ND1	0.689	INTER-CHAIN
HIS B 88 NE2	HIS D 40 NE2	1.560	INTER-CHAIN
HIS D 26 ND1	HIS D 40 ND1	1.125	INTRA-CHAIN
HIS D 26 ND1	HIS D 40 NE2	3.041	INTRA-CHAIN
HIS D 26 NE2	HIS D 40 ND1	1.409	INTRA-CHAIN
HIS D 26 NE2	HIS D 40 NE2	4.053	INTRA-CHAIN
ARG D 30 NH1	HIS D 40 NE2	2.163	INTRA-CHAIN
ARG D 30 NH2	HIS D 40 NE2	2.127	INTRA-CHAIN
ASP D 33 OD1	HIS D 40 ND1	-1.353	INTRA-CHAIN
ASP D 33 OD2	HIS D 40 ND1	-1.348	INTRA-CHAIN
ARG D 39 NH1	HIS D 40 NE2	2.972	INTRA-CHAIN
ARG D 39 NH2	HIS D 40 NE2	3.444	INTRA-CHAIN
HIS D 40 ND1	HIS D 26 ND1	1.125	INTRA-CHAIN
HIS D 40 ND1	HIS D 26 NE2	3.170	INTRA-CHAIN
HIS D 40 ND1	ARG D 30 NH1	2.372	INTRA-CHAIN
HIS D 40 ND1	ASP D 33 OD1	-1.353	INTRA-CHAIN
HIS D 40 ND1	ARG D 39 NH1	3.157	INTRA-CHAIN
HIS D 40 ND1	HIS B 88 ND1	0.720	INTER-CHAIN
HIS D 40 ND1	HIS B 88 NE2	1.551	INTER-CHAIN
HIS D 40 NE2	HIS D 26 ND1	1.352	INTRA-CHAIN
HIS D 40 NE2	HIS D 26 NE2	4.053	INTRA-CHAIN
HIS D 40 NE2	ARG D 30 NH1	2.163	INTRA-CHAIN
HIS D 40 NE2	ARG D 39 NH1	2.972	INTRA-CHAIN
HIS D 40 NE2	HIS B 88 ND1	0.722	INTER-CHAIN
HIS D 40 NE2	HIS B 88 NE2	1.560	INTER-CHAIN

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Van der Waal's Interactions:
HIS D 26 NE2 2747	HIS D 40 NE2 2879	-0.030	INTRA-CHAIN
SER D 28 OG 2765	HIS D 40 NE2 2879	-0.283	INTRA-CHAIN
PRO D 29 CD 2772	HIS D 40 NE2 2879	-0.011	INTRA-CHAIN
HIS D 40 NE2 2879	MET D 42 CE 2894	-0.021	INTRA-CHAIN
HIS D 40 NE2 2879	ILE B 94 CD1 1559	-0.017	INTER-CHAIN