Structural features of residue 20 in chain A

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Electrostatic Interactions:
HIS A 20 ND1	ARG A 28 NH1	2.295	INTRA-CHAIN
HIS A 20 ND1	ASP A 61 OD1	-1.411	INTRA-CHAIN
HIS A 20 ND1	HIS A 64 ND1	0.881	INTRA-CHAIN
HIS A 20 ND1	HIS A 64 NE2	2.344	INTRA-CHAIN
HIS A 20 ND1	HIS A 66 ND1	2.074	INTRA-CHAIN
HIS A 20 ND1	HIS A 66 NE2	3.395	INTRA-CHAIN
HIS A 20 NE2	ARG A 28 NH1	2.543	INTRA-CHAIN
HIS A 20 NE2	ASP A 61 OD1	-1.622	INTRA-CHAIN
HIS A 20 NE2	ASP A 63 OD1	-1.427	INTRA-CHAIN
HIS A 20 NE2	HIS A 64 ND1	1.050	INTRA-CHAIN
HIS A 20 NE2	HIS A 64 NE2	2.897	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 ND1	3.549	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 NE2	4.677	INTRA-CHAIN
ARG A 28 NH1	HIS A 20 NE2	2.543	INTRA-CHAIN
ARG A 28 NH2	HIS A 20 NE2	2.727	INTRA-CHAIN
ASP A 61 OD1	HIS A 20 ND1	-1.411	INTRA-CHAIN
ASP A 61 OD2	HIS A 20 ND1	-1.572	INTRA-CHAIN
ASP A 63 OD2	HIS A 20 ND1	-1.399	INTRA-CHAIN
HIS A 64 ND1	HIS A 20 ND1	0.881	INTRA-CHAIN
HIS A 64 ND1	HIS A 20 NE2	2.362	INTRA-CHAIN
HIS A 64 NE2	HIS A 20 ND1	1.042	INTRA-CHAIN
HIS A 64 NE2	HIS A 20 NE2	2.897	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 ND1	2.074	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 NE2	7.986	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 ND1	1.509	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 NE2	4.677	INTRA-CHAIN
ASP A 70 OD2	HIS A 20 ND1	-1.421	INTRA-CHAIN

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Protrusion Index:
HIS A 20 N	-0.01
HIS A 20 CA	0.06
HIS A 20 C	0.07
HIS A 20 O	0.11
HIS A 20 CB	0.03
HIS A 20 CG	0.16
HIS A 20 ND1	0.16
HIS A 20 CD2	0.12
HIS A 20 CE1	0.23
HIS A 20 NE2	0.13

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Salt bridges:
HIS A 20	HIS A 66	2.826	INTRA-CHAIN

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Van der Waal's Interactions:
HIS A 20 NE2 142	VAL A 22 CG2 157	-0.426	INTRA-CHAIN
HIS A 20 NE2 142	HIS A 66 NE2 529	-0.070	INTRA-CHAIN
HIS A 20 NE2 142	SER A 114 OG 916	-0.022	INTRA-CHAIN
HIS A 20 NE2 142	VAL B 124 CG2 2072	-0.008	INTER-CHAIN
HIS A 20 NE2 142	ILE B 128 CD1 2110	-0.987	INTER-CHAIN
HIS A 20 NE2 142	GLN B 131 NE2 2136	-0.017	INTER-CHAIN