Structural features of residue 221 in chain M
Z	LYS M 221 NZ	0.434	INTER-CHAIN
GLU L 123 OE1	LYS M 221 NZ	-4.772	INTER-CHAIN
GLU L 123 OE2	LYS M 221 NZ	-4.896	INTER-CHAIN
LYS L 126 NZ	LYS M 221 NZ	0.545	INTER-CHAIN
LYS M 117 NZ	LYS M 221 NZ	0.434	INTRA-CHAIN
LYS M 221 NZ	LYS M 117 NZ	0.434	INTRA-CHAIN
LYS M 221 NZ	GLU L 123 OE2	-4.896	INTER-CHAIN
LYS M 221 NZ	LYS L 126 NZ	0.545	INTER-CHAIN
LYS M 221 NZ	LYS K 188 NZ	0.434	INTER-CHAIN
LYS M 221 NZ	LYS M 222 NZ	0.620	INTRA-CHAIN
LYS M 221 NZ	GLU M 226 OE2	-1.261	INTRA-CHAIN
LYS M 222 NZ	LYS M 221 NZ	0.620	INTRA-CHAIN
GLU M 226 OE1	LYS M 221 NZ	-1.401	INTRA-CHAIN
GLU M 226 OE2	LYS M 221 NZ	-1.261	INTRA-CHAIN

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Salt bridges:
ASP M 220	LYS M 221	2.259	INTRA-CHAIN

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Van der Waal's Interactions:
GLU L 123 OE2 922	LYS M 221 NZ 6403	-0.703	INTER-CHAIN
PRO M 123 CD 5820	LYS M 221 NZ 6403	-0.074	INTRA-CHAIN