Structural features of residue 421 in chain A

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Electrostatic Interactions:
ARG A 421 NH1	ARG B 46 NH1	5.404	INTER-CHAIN
ARG A 421 NH1	ARG B 46 NH2	4.607	INTER-CHAIN
ARG A 421 NH1	HIS B 238 NE2	3.778	INTER-CHAIN
ARG A 421 NH1	HIS B 249 NE2	2.700	INTER-CHAIN
ARG A 421 NH1	HIS B 274 NE2	3.345	INTER-CHAIN
ARG A 421 NH1	HIS B 320 NE2	4.424	INTER-CHAIN
ARG A 421 NH1	ARG B 324 NH1	4.279	INTER-CHAIN
ARG A 421 NH1	ARG B 324 NH2	4.340	INTER-CHAIN
ARG A 421 NH1	ARG B 329 NH1	4.267	INTER-CHAIN
ARG A 421 NH1	ARG B 329 NH2	4.506	INTER-CHAIN
ARG A 421 NH1	ARG B 401 NH1	4.870	INTER-CHAIN
ARG A 421 NH1	ARG B 401 NH2	4.409	INTER-CHAIN
ARG A 421 NH2	ARG B 46 NH1	4.775	INTER-CHAIN
ARG A 421 NH2	ARG B 46 NH2	4.319	INTER-CHAIN
ARG A 421 NH2	HIS B 235 NE2	2.279	INTER-CHAIN
ARG A 421 NH2	HIS B 238 NE2	5.076	INTER-CHAIN
ARG A 421 NH2	HIS B 249 NE2	2.438	INTER-CHAIN
ARG A 421 NH2	HIS B 274 NE2	3.817	INTER-CHAIN
ARG A 421 NH2	HIS B 320 NE2	6.016	INTER-CHAIN
ARG A 421 NH2	ARG B 324 NH1	4.397	INTER-CHAIN
ARG A 421 NH2	ARG B 324 NH2	4.243	INTER-CHAIN
ARG A 421 NH2	ARG B 329 NH1	5.456	INTER-CHAIN
ARG A 421 NH2	ARG B 329 NH2	5.854	INTER-CHAIN
ARG A 421 NH2	ARG B 401 NH1	5.954	INTER-CHAIN
ARG A 421 NH2	ARG B 401 NH2	5.471	INTER-CHAIN
ARG B 46 NH1	ARG A 421 NH1	5.404	INTER-CHAIN
ARG B 46 NH1	ARG A 421 NH2	4.775	INTER-CHAIN
ARG B 46 NH2	ARG A 421 NH1	4.607	INTER-CHAIN
ARG B 46 NH2	ARG A 421 NH2	4.319	INTER-CHAIN
HIS B 238 ND1	ARG A 421 NH1	4.721	INTER-CHAIN
HIS B 238 NE2	ARG A 421 NH1	3.778	INTER-CHAIN
HIS B 249 ND1	ARG A 421 NH1	2.727	INTER-CHAIN
HIS B 249 NE2	ARG A 421 NH1	2.700	INTER-CHAIN
HIS B 274 ND1	ARG A 421 NH1	3.236	INTER-CHAIN
HIS B 274 NE2	ARG A 421 NH1	3.345	INTER-CHAIN
HIS B 320 ND1	ARG A 421 NH1	4.556	INTER-CHAIN
HIS B 320 NE2	ARG A 421 NH1	4.424	INTER-CHAIN
ARG B 324 NH1	ARG A 421 NH1	4.279	INTER-CHAIN
ARG B 324 NH1	ARG A 421 NH2	4.397	INTER-CHAIN
ARG B 324 NH2	ARG A 421 NH1	4.340	INTER-CHAIN
ARG B 324 NH2	ARG A 421 NH2	4.243	INTER-CHAIN
ARG B 329 NH1	ARG A 421 NH1	4.267	INTER-CHAIN
ARG B 329 NH1	ARG A 421 NH2	5.456	INTER-CHAIN
ARG B 329 NH2	ARG A 421 NH1	4.506	INTER-CHAIN
ARG B 329 NH2	ARG A 421 NH2	5.854	INTER-CHAIN
ARG B 401 NH1	ARG A 421 NH1	4.870	INTER-CHAIN
ARG B 401 NH1	ARG A 421 NH2	5.954	INTER-CHAIN
ARG B 401 NH2	ARG A 421 NH1	4.409	INTER-CHAIN
ARG B 401 NH2	ARG A 421 NH2	5.471	INTER-CHAIN

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Hydrogen bonds:

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|Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2|
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|        R|      421|      A|         G|       44|      B|
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Protrusion Index:
ARG A 421 N	0.13
ARG A 421 CA	0.09
ARG A 421 C	0.13
ARG A 421 O	0.18
ARG A 421 CB	0.15
ARG A 421 CG	0.04
ARG A 421 CD	0.05
ARG A 421 NE	0.11
ARG A 421 CZ	-0.01
ARG A 421 NH1	-0.06
ARG A 421 NH2	0.05

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Salt bridges:
GLU B 239	ARG A 421	2.763	INTER-CHAIN

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Van der Waal's Interactions:
ILE B 64 CD1 473	ARG A 421 NH2 3286	-0.011	INTER-CHAIN
HIS B 238 NE2 1859	ARG A 421 NH2 3286	-0.015	INTER-CHAIN
GLU B 239 OE2 1868	ARG A 421 NH2 3286	-0.252	INTER-CHAIN
GLY B 240 O 1872	ARG A 421 NH2 3286	-0.012	INTER-CHAIN
GLY B 241 O 1876	ARG A 421 NH2 3286	-0.060	INTER-CHAIN
HIS B 320 NE2 2471	ARG A 421 NH2 3286	-0.042	INTER-CHAIN
ALA B 321 CB 2476	ARG A 421 NH2 3286	-0.019	INTER-CHAIN