Structural features of residue 81 in chain A

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Electrostatic Interactions:
GLU A 32 OE1	LYS A 81 NZ	-1.697	INTRA-CHAIN
GLU A 32 OE2	LYS A 81 NZ	-1.696	INTRA-CHAIN
LYS A 72 NZ	LYS A 81 NZ	0.699	INTRA-CHAIN
LYS A 81 NZ	GLU B 32 OE2	-1.227	INTER-CHAIN
LYS A 81 NZ	GLU A 32 OE2	-1.696	INTRA-CHAIN
LYS A 81 NZ	LYS B 72 NZ	0.497	INTER-CHAIN
LYS A 81 NZ	LYS A 72 NZ	0.699	INTRA-CHAIN
LYS A 81 NZ	GLU B 83 OE2	-3.242	INTER-CHAIN
LYS A 81 NZ	GLU A 83 OE2	-4.445	INTRA-CHAIN
GLU A 83 OE1	LYS A 81 NZ	-3.777	INTRA-CHAIN
GLU A 83 OE2	LYS A 81 NZ	-4.445	INTRA-CHAIN
GLU B 32 OE1	LYS A 81 NZ	-1.277	INTER-CHAIN
GLU B 32 OE2	LYS A 81 NZ	-1.227	INTER-CHAIN
LYS B 72 NZ	LYS A 81 NZ	0.497	INTER-CHAIN
GLU B 83 OE1	LYS A 81 NZ	-5.664	INTER-CHAIN
GLU B 83 OE2	LYS A 81 NZ	-3.242	INTER-CHAIN

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Protrusion Index:
LYS A 81 N	0.21
LYS A 81 CA	0.21
LYS A 81 C	0.13
LYS A 81 O	0.13
LYS A 81 CB	0.31
LYS A 81 CG	0.29
LYS A 81 CD	0.45
LYS A 81 CE	0.49
LYS A 81 NZ	0.83

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Salt bridges:
LYS A 81	GLU B 83	2.796	INTER-CHAIN

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Van der Waal's Interactions:
THR A 70 CG2 487	LYS A 81 NZ 574	-0.010	INTRA-CHAIN
LYS A 81 NZ 574	GLU B 83 OE2 1434	-0.071	INTER-CHAIN
LYS A 81 NZ 574	GLU A 83 OE2 594	-0.464	INTRA-CHAIN