Structural features of residue 20 in chain A

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Electrostatic Interactions:
GLU A 19 OE1	LYS A 20 NZ	-1.387	INTRA-CHAIN
GLU A 19 OE2	LYS A 20 NZ	-1.677	INTRA-CHAIN
LYS A 20 NZ	GLU A 19 OE2	-1.677	INTRA-CHAIN
LYS A 20 NZ	LYS A 24 NZ	0.914	INTRA-CHAIN
LYS A 20 NZ	GLU B 637 OE2	-1.462	INTER-CHAIN
LYS A 24 NZ	LYS A 20 NZ	0.914	INTRA-CHAIN
GLU B 637 OE1	LYS A 20 NZ	-1.489	INTER-CHAIN
GLU B 637 OE2	LYS A 20 NZ	-1.462	INTER-CHAIN

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Protrusion Index:
LYS A 20 N	0.41
LYS A 20 CA	0.54
LYS A 20 C	0.59
LYS A 20 O	0.74
LYS A 20 CB	0.51
LYS A 20 CG	0.52
LYS A 20 CD	0.56
LYS A 20 CE	0.35
LYS A 20 NZ	0.56

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Salt bridges:
GLU A 19	LYS A 20	2.249	INTRA-CHAIN

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Van der Waal's Interactions:
SER A 17 OG 123	LYS A 20 NZ 148	-0.037	INTRA-CHAIN
LYS A 20 NZ 148	LYS A 24 NZ 178	-0.009	INTRA-CHAIN
LYS A 20 NZ 148	ARG A 269 NH2 2084	-0.011	INTRA-CHAIN
LYS A 20 NZ 148	ASP A 272 OD2 2107	-1.433	INTRA-CHAIN
LYS A 20 NZ 148	THR B 754 CG2 4436	-0.015	INTER-CHAIN
LYS A 20 NZ 148	GLY B 755 O 4440	-0.136	INTER-CHAIN
LYS A 20 NZ 148	PHE B 757 CZ 4455	-0.039	INTER-CHAIN