Structural features of residue 421 in chain B

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Electrostatic Interactions:
HIS A 238 ND1	ARG B 421 NH1	4.769	INTER-CHAIN
HIS A 238 NE2	ARG B 421 NH1	3.802	INTER-CHAIN
HIS A 249 ND1	ARG B 421 NH1	2.689	INTER-CHAIN
HIS A 249 NE2	ARG B 421 NH1	2.692	INTER-CHAIN
HIS A 274 ND1	ARG B 421 NH1	3.286	INTER-CHAIN
HIS A 274 NE2	ARG B 421 NH1	3.329	INTER-CHAIN
HIS A 320 ND1	ARG B 421 NH1	4.640	INTER-CHAIN
HIS A 320 NE2	ARG B 421 NH1	4.517	INTER-CHAIN
ARG A 324 NH1	ARG B 421 NH1	4.319	INTER-CHAIN
ARG A 324 NH1	ARG B 421 NH2	4.384	INTER-CHAIN
ARG A 324 NH2	ARG B 421 NH1	4.352	INTER-CHAIN
ARG A 324 NH2	ARG B 421 NH2	4.205	INTER-CHAIN
ARG A 329 NH1	ARG B 421 NH1	4.211	INTER-CHAIN
ARG A 329 NH1	ARG B 421 NH2	5.373	INTER-CHAIN
ARG A 329 NH2	ARG B 421 NH1	4.548	INTER-CHAIN
ARG A 329 NH2	ARG B 421 NH2	5.906	INTER-CHAIN
ARG A 401 NH1	ARG B 421 NH1	4.953	INTER-CHAIN
ARG A 401 NH1	ARG B 421 NH2	6.153	INTER-CHAIN
ARG A 401 NH2	ARG B 421 NH1	4.421	INTER-CHAIN
ARG A 401 NH2	ARG B 421 NH2	5.536	INTER-CHAIN
ARG B 421 NH1	HIS A 238 NE2	3.802	INTER-CHAIN
ARG B 421 NH1	HIS A 249 NE2	2.692	INTER-CHAIN
ARG B 421 NH1	HIS A 274 NE2	3.329	INTER-CHAIN
ARG B 421 NH1	HIS A 320 NE2	4.517	INTER-CHAIN
ARG B 421 NH1	ARG A 324 NH1	4.319	INTER-CHAIN
ARG B 421 NH1	ARG A 324 NH2	4.352	INTER-CHAIN
ARG B 421 NH1	ARG A 329 NH1	4.211	INTER-CHAIN
ARG B 421 NH1	ARG A 329 NH2	4.548	INTER-CHAIN
ARG B 421 NH1	ARG A 401 NH1	4.953	INTER-CHAIN
ARG B 421 NH1	ARG A 401 NH2	4.421	INTER-CHAIN
ARG B 421 NH2	HIS A 235 NE2	2.286	INTER-CHAIN
ARG B 421 NH2	HIS A 238 NE2	5.077	INTER-CHAIN
ARG B 421 NH2	HIS A 249 NE2	2.451	INTER-CHAIN
ARG B 421 NH2	HIS A 274 NE2	3.841	INTER-CHAIN
ARG B 421 NH2	HIS A 320 NE2	6.109	INTER-CHAIN
ARG B 421 NH2	ARG A 324 NH1	4.384	INTER-CHAIN
ARG B 421 NH2	ARG A 324 NH2	4.205	INTER-CHAIN
ARG B 421 NH2	ARG A 329 NH1	5.373	INTER-CHAIN
ARG B 421 NH2	ARG A 329 NH2	5.906	INTER-CHAIN
ARG B 421 NH2	ARG A 401 NH1	6.153	INTER-CHAIN
ARG B 421 NH2	ARG A 401 NH2	5.536	INTER-CHAIN

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Protrusion Index:
ARG B 421 N	0.13
ARG B 421 CA	0.07
ARG B 421 C	0.12
ARG B 421 O	0.18
ARG B 421 CB	0.16
ARG B 421 CG	0.04
ARG B 421 CD	0.05
ARG B 421 NE	0.11
ARG B 421 CZ	-0.00
ARG B 421 NH1	-0.06
ARG B 421 NH2	0.05

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Salt bridges:
GLU A 239	ARG B 421	2.706	INTER-CHAIN

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Van der Waal's Interactions:
ILE A 64 CD1 473	ARG B 421 NH2 3286	-0.011	INTER-CHAIN
HIS A 238 NE2 1859	ARG B 421 NH2 3286	-0.015	INTER-CHAIN
GLU A 239 OE2 1868	ARG B 421 NH2 3286	-0.253	INTER-CHAIN
GLY A 240 O 1872	ARG B 421 NH2 3286	-0.012	INTER-CHAIN
HIS A 320 NE2 2471	ARG B 421 NH2 3286	-0.046	INTER-CHAIN
ARG B 421 NH2 3286	LYS B 423 NZ 3302	-0.008	INTRA-CHAIN