Structural features of residue 421 in chain B

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Electrostatic Interactions:
HIS A 238 ND1	ARG B 421 NH1	4.888	INTER-CHAIN
HIS A 238 NE2	ARG B 421 NH1	3.994	INTER-CHAIN
HIS A 249 ND1	ARG B 421 NH1	2.754	INTER-CHAIN
HIS A 249 NE2	ARG B 421 NH1	2.609	INTER-CHAIN
HIS A 274 ND1	ARG B 421 NH1	3.308	INTER-CHAIN
HIS A 274 NE2	ARG B 421 NH1	3.406	INTER-CHAIN
HIS A 320 ND1	ARG B 421 NH1	4.870	INTER-CHAIN
HIS A 320 NE2	ARG B 421 NH1	4.662	INTER-CHAIN
ARG A 324 NH1	ARG B 421 NH1	4.465	INTER-CHAIN
ARG A 324 NH1	ARG B 421 NH2	4.552	INTER-CHAIN
ARG A 324 NH2	ARG B 421 NH1	4.471	INTER-CHAIN
ARG A 324 NH2	ARG B 421 NH2	4.330	INTER-CHAIN
ARG A 329 NH1	ARG B 421 NH1	4.306	INTER-CHAIN
ARG A 329 NH1	ARG B 421 NH2	5.523	INTER-CHAIN
ARG A 329 NH2	ARG B 421 NH1	4.650	INTER-CHAIN
ARG A 329 NH2	ARG B 421 NH2	6.110	INTER-CHAIN
ARG A 401 NH1	ARG B 421 NH1	4.915	INTER-CHAIN
ARG A 401 NH1	ARG B 421 NH2	6.002	INTER-CHAIN
ARG A 401 NH2	ARG B 421 NH1	4.480	INTER-CHAIN
ARG A 401 NH2	ARG B 421 NH2	5.587	INTER-CHAIN
ARG B 421 NH1	HIS A 238 NE2	3.994	INTER-CHAIN
ARG B 421 NH1	HIS A 249 NE2	2.609	INTER-CHAIN
ARG B 421 NH1	HIS A 274 NE2	3.406	INTER-CHAIN
ARG B 421 NH1	HIS A 320 NE2	4.662	INTER-CHAIN
ARG B 421 NH1	ARG A 324 NH1	4.465	INTER-CHAIN
ARG B 421 NH1	ARG A 324 NH2	4.471	INTER-CHAIN
ARG B 421 NH1	ARG A 329 NH1	4.306	INTER-CHAIN
ARG B 421 NH1	ARG A 329 NH2	4.650	INTER-CHAIN
ARG B 421 NH1	ARG A 401 NH1	4.915	INTER-CHAIN
ARG B 421 NH1	ARG A 401 NH2	4.480	INTER-CHAIN
ARG B 421 NH2	HIS A 235 NE2	2.300	INTER-CHAIN
ARG B 421 NH2	HIS A 238 NE2	5.470	INTER-CHAIN
ARG B 421 NH2	HIS A 249 NE2	2.373	INTER-CHAIN
ARG B 421 NH2	HIS A 274 NE2	3.892	INTER-CHAIN
ARG B 421 NH2	HIS A 320 NE2	6.489	INTER-CHAIN
ARG B 421 NH2	ARG A 324 NH1	4.552	INTER-CHAIN
ARG B 421 NH2	ARG A 324 NH2	4.330	INTER-CHAIN
ARG B 421 NH2	ARG A 329 NH1	5.523	INTER-CHAIN
ARG B 421 NH2	ARG A 329 NH2	6.110	INTER-CHAIN
ARG B 421 NH2	ARG A 401 NH1	6.002	INTER-CHAIN
ARG B 421 NH2	ARG A 401 NH2	5.587	INTER-CHAIN

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Protrusion Index:
ARG B 421 N	0.13
ARG B 421 CA	0.06
ARG B 421 C	0.10
ARG B 421 O	0.18
ARG B 421 CB	0.16
ARG B 421 CG	0.03
ARG B 421 CD	0.05
ARG B 421 NE	0.10
ARG B 421 CZ	0.00
ARG B 421 NH1	-0.04
ARG B 421 NH2	0.04

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Salt bridges:
GLU A 239	ARG B 421	2.732	INTER-CHAIN

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Van der Waal's Interactions:
ILE A 64 CD1 484	ARG B 421 NH2 6683	-0.010	INTER-CHAIN
HIS A 238 NE2 1870	ARG B 421 NH2 6683	-0.024	INTER-CHAIN
GLU A 239 OE2 1879	ARG B 421 NH2 6683	-0.239	INTER-CHAIN
GLY A 240 O 1883	ARG B 421 NH2 6683	-0.010	INTER-CHAIN
HIS A 320 NE2 2482	ARG B 421 NH2 6683	-0.066	INTER-CHAIN
ARG B 421 NH2 6683	LYS B 423 NZ 6699	-0.008	INTRA-CHAIN