Structural features of residue 90 in chain A

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Electrostatic Interactions:
ASP A 88 OD1	HIS A 90 ND1	-1.858	INTRA-CHAIN
ASP A 88 OD2	HIS A 90 ND1	-1.678	INTRA-CHAIN
ASP A 89 OD1	HIS A 90 ND1	-2.665	INTRA-CHAIN
ASP A 89 OD2	HIS A 90 ND1	-2.839	INTRA-CHAIN
HIS A 90 ND1	ASP A 88 OD1	-1.858	INTRA-CHAIN
HIS A 90 ND1	ASP A 89 OD1	-2.665	INTRA-CHAIN
HIS A 90 NE2	ASP A 88 OD1	-1.774	INTRA-CHAIN
HIS A 90 NE2	ASP A 89 OD1	-3.061	INTRA-CHAIN

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Protrusion Index:
HIS A 90 N	0.34
HIS A 90 CA	0.34
HIS A 90 C	0.26
HIS A 90 O	0.32
HIS A 90 CB	0.31
HIS A 90 CG	0.50
HIS A 90 ND1	0.75
HIS A 90 CD2	0.49
HIS A 90 CE1	0.83
HIS A 90 NE2	0.69

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Salt bridges:
ASP A 89	HIS A 90	2.255	INTRA-CHAIN

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Van der Waal's Interactions:
ASP A 89 OD2 688	HIS A 90 NE2 698	-0.025	INTRA-CHAIN
HIS A 90 NE2 698	GLU A 101 OXT 785	-0.025	INTRA-CHAIN
TRP B 49 CH2 375	HIS A 90 NE2 698	-0.026	INTER-CHAIN