Structural features of residue 221 in chain B
Z	LYS B 221 NZ	0.554	INTER-CHAIN
LYS A 183 NZ	LYS B 221 NZ	0.430	INTER-CHAIN
GLU A 187 OE1	LYS B 221 NZ	-1.147	INTER-CHAIN
GLU A 187 OE2	LYS B 221 NZ	-1.265	INTER-CHAIN
LYS B 217 NZ	LYS B 221 NZ	0.469	INTRA-CHAIN
GLU B 219 OE1	LYS B 221 NZ	-1.632	INTRA-CHAIN
GLU B 219 OE2	LYS B 221 NZ	-1.891	INTRA-CHAIN
LYS B 221 NZ	LYS A 126 NZ	0.554	INTER-CHAIN
LYS B 221 NZ	LYS A 183 NZ	0.430	INTER-CHAIN
LYS B 221 NZ	GLU A 187 OE2	-1.265	INTER-CHAIN
LYS B 221 NZ	LYS B 217 NZ	0.469	INTRA-CHAIN
LYS B 221 NZ	GLU B 219 OE2	-1.891	INTRA-CHAIN

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Protrusion Index:
LYS B 221 N	0.97
LYS B 221 CA	1.34
LYS B 221 C	2.11
LYS B 221 O	1.98
LYS B 221 CB	1.08
LYS B 221 CG	1.15
LYS B 221 CD	0.93
LYS B 221 CE	0.72
LYS B 221 NZ	0.50