Structural features of residue 23 in chain A

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Electrostatic Interactions:
ARG A 23 NH1	ARG B 60 NH1	12.701	INTER-CHAIN
ARG A 23 NH1	ARG B 60 NH2	8.568	INTER-CHAIN
ARG A 23 NH1	HIS B 63 NE2	5.757	INTER-CHAIN
ARG A 23 NH1	HIS B 120 NE2	2.678	INTER-CHAIN
ARG A 23 NH1	ARG B 169 NH1	5.225	INTER-CHAIN
ARG A 23 NH1	ARG B 169 NH2	6.339	INTER-CHAIN
ARG A 23 NH1	ARG B 171 NH1	4.505	INTER-CHAIN
ARG A 23 NH1	ARG B 171 NH2	3.830	INTER-CHAIN
ARG A 23 NH2	ARG B 60 NH1	13.168	INTER-CHAIN
ARG A 23 NH2	ARG B 60 NH2	8.574	INTER-CHAIN
ARG A 23 NH2	HIS B 63 NE2	4.682	INTER-CHAIN
ARG A 23 NH2	HIS B 120 NE2	2.395	INTER-CHAIN
ARG A 23 NH2	ARG B 169 NH1	5.068	INTER-CHAIN
ARG A 23 NH2	ARG B 169 NH2	6.183	INTER-CHAIN
ARG A 23 NH2	ARG B 171 NH1	4.278	INTER-CHAIN
ARG A 23 NH2	ARG B 171 NH2	3.724	INTER-CHAIN
ARG B 60 NH1	ARG A 23 NH1	12.701	INTER-CHAIN
ARG B 60 NH1	ARG A 23 NH2	13.168	INTER-CHAIN
ARG B 60 NH2	ARG A 23 NH1	8.568	INTER-CHAIN
ARG B 60 NH2	ARG A 23 NH2	8.574	INTER-CHAIN
HIS B 63 ND1	ARG A 23 NH1	5.112	INTER-CHAIN
HIS B 63 NE2	ARG A 23 NH1	5.757	INTER-CHAIN
HIS B 120 ND1	ARG A 23 NH1	3.014	INTER-CHAIN
HIS B 120 NE2	ARG A 23 NH1	2.678	INTER-CHAIN
ARG B 169 NH1	ARG A 23 NH1	5.225	INTER-CHAIN
ARG B 169 NH1	ARG A 23 NH2	5.068	INTER-CHAIN
ARG B 169 NH2	ARG A 23 NH1	6.339	INTER-CHAIN
ARG B 169 NH2	ARG A 23 NH2	6.183	INTER-CHAIN
ARG B 171 NH1	ARG A 23 NH1	4.505	INTER-CHAIN
ARG B 171 NH1	ARG A 23 NH2	4.278	INTER-CHAIN
ARG B 171 NH2	ARG A 23 NH1	3.830	INTER-CHAIN
ARG B 171 NH2	ARG A 23 NH2	3.724	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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|        K|       55|      B|         R|       23|      A|
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Protrusion Index:
ARG A 23 N	0.68
ARG A 23 CA	0.48
ARG A 23 C	0.42
ARG A 23 O	0.31
ARG A 23 CB	0.38
ARG A 23 CG	0.37
ARG A 23 CD	0.23
ARG A 23 NE	0.26
ARG A 23 CZ	0.33
ARG A 23 NH1	0.28
ARG A 23 NH2	0.36

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Salt bridges:
ASP A 22	ARG A 23	2.250	INTRA-CHAIN

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Van der Waal's Interactions:
ASP A 21 OD2 163	ARG A 23 NH2 182	-0.658	INTRA-CHAIN
ARG A 23 NH2 182	ARG B 60 NH2 2033	-0.046	INTER-CHAIN
ARG A 23 NH2 182	HIS B 63 NE2 2055	-0.009	INTER-CHAIN
ARG A 23 NH2 182	SER B 167 OG 2844	-0.108	INTER-CHAIN
ARG A 23 NH2 182	ASP B 170 OD2 2871	-0.024	INTER-CHAIN