Structural features of residue 81 in chain A

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Electrostatic Interactions:
GLU A 74 OE1	LYS A 81 NZ	-1.514	INTRA-CHAIN
GLU A 74 OE2	LYS A 81 NZ	-1.663	INTRA-CHAIN
LYS A 78 NZ	LYS A 81 NZ	0.697	INTRA-CHAIN
LYS A 81 NZ	LYS B 16 NZ	0.426	INTER-CHAIN
LYS A 81 NZ	GLU B 49 OE2	-1.358	INTER-CHAIN
LYS A 81 NZ	GLU B 50 OE2	-1.177	INTER-CHAIN
LYS A 81 NZ	LYS B 63 NZ	0.559	INTER-CHAIN
LYS A 81 NZ	GLU A 74 OE2	-1.663	INTRA-CHAIN
LYS A 81 NZ	LYS A 78 NZ	0.697	INTRA-CHAIN
LYS A 81 NZ	LYS A 88 NZ	0.565	INTRA-CHAIN
LYS A 88 NZ	LYS A 81 NZ	0.565	INTRA-CHAIN
LYS B 16 NZ	LYS A 81 NZ	0.426	INTER-CHAIN
GLU B 49 OE1	LYS A 81 NZ	-1.513	INTER-CHAIN
GLU B 49 OE2	LYS A 81 NZ	-1.358	INTER-CHAIN
GLU B 50 OE1	LYS A 81 NZ	-1.284	INTER-CHAIN
GLU B 50 OE2	LYS A 81 NZ	-1.177	INTER-CHAIN
LYS B 63 NZ	LYS A 81 NZ	0.559	INTER-CHAIN

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Protrusion Index:
LYS A 81 N	0.35
LYS A 81 CA	0.52
LYS A 81 C	0.62
LYS A 81 O	0.65
LYS A 81 CB	0.59
LYS A 81 CG	0.44
LYS A 81 CD	0.65
LYS A 81 CE	0.65
LYS A 81 NZ	0.97

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Salt bridges:
ASP B 56	LYS A 81	2.911	INTER-CHAIN

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Van der Waal's Interactions:
ILE B 52 CD1 1071	LYS A 81 NZ 586	-0.012	INTER-CHAIN
ASP B 56 OD2 1102	LYS A 81 NZ 586	-1.264	INTER-CHAIN