Structural features of residue 20 in chain A

*********************************
Electrostatic Interactions:
ARG A 7 NH1	ARG A 20 NH1	8.168	INTRA-CHAIN
ARG A 7 NH1	ARG A 20 NH2	10.112	INTRA-CHAIN
ARG A 7 NH2	ARG A 20 NH1	7.841	INTRA-CHAIN
ARG A 7 NH2	ARG A 20 NH2	9.341	INTRA-CHAIN
ARG A 20 NH1	ARG A 7 NH1	8.168	INTRA-CHAIN
ARG A 20 NH1	ARG A 7 NH2	7.841	INTRA-CHAIN
ARG A 20 NH1	ARG A 24 NH1	3.888	INTRA-CHAIN
ARG A 20 NH1	ARG A 24 NH2	4.050	INTRA-CHAIN
ARG A 20 NH1	HIS B 44 NE2	2.545	INTER-CHAIN
ARG A 20 NH1	HIS A 126 NE2	3.616	INTRA-CHAIN
ARG A 20 NH1	HIS A 131 NE2	3.656	INTRA-CHAIN
ARG A 20 NH1	HIS A 133 NE2	3.580	INTRA-CHAIN
ARG A 20 NH1	ARG A 183 NH1	6.168	INTRA-CHAIN
ARG A 20 NH1	ARG A 183 NH2	8.358	INTRA-CHAIN
ARG A 20 NH2	ARG A 7 NH1	10.112	INTRA-CHAIN
ARG A 20 NH2	ARG A 7 NH2	9.341	INTRA-CHAIN
ARG A 20 NH2	ARG A 24 NH1	3.568	INTRA-CHAIN
ARG A 20 NH2	ARG A 24 NH2	3.713	INTRA-CHAIN
ARG A 20 NH2	HIS B 44 NE2	3.119	INTER-CHAIN
ARG A 20 NH2	HIS A 126 NE2	3.337	INTRA-CHAIN
ARG A 20 NH2	HIS A 131 NE2	3.127	INTRA-CHAIN
ARG A 20 NH2	HIS A 133 NE2	3.040	INTRA-CHAIN
ARG A 20 NH2	ARG A 183 NH1	7.931	INTRA-CHAIN
ARG A 20 NH2	ARG A 183 NH2	12.675	INTRA-CHAIN
ARG A 24 NH1	ARG A 20 NH1	3.888	INTRA-CHAIN
ARG A 24 NH1	ARG A 20 NH2	3.568	INTRA-CHAIN
ARG A 24 NH2	ARG A 20 NH1	4.050	INTRA-CHAIN
ARG A 24 NH2	ARG A 20 NH2	3.713	INTRA-CHAIN
HIS A 126 ND1	ARG A 20 NH1	3.589	INTRA-CHAIN
HIS A 126 NE2	ARG A 20 NH1	3.616	INTRA-CHAIN
HIS A 131 ND1	ARG A 20 NH1	3.310	INTRA-CHAIN
HIS A 131 NE2	ARG A 20 NH1	3.656	INTRA-CHAIN
HIS A 133 ND1	ARG A 20 NH1	3.798	INTRA-CHAIN
HIS A 133 NE2	ARG A 20 NH1	3.580	INTRA-CHAIN
ARG A 183 NH1	ARG A 20 NH1	6.168	INTRA-CHAIN
ARG A 183 NH1	ARG A 20 NH2	7.931	INTRA-CHAIN
ARG A 183 NH2	ARG A 20 NH1	8.358	INTRA-CHAIN
ARG A 183 NH2	ARG A 20 NH2	12.675	INTRA-CHAIN
HIS B 44 ND1	ARG A 20 NH1	2.462	INTER-CHAIN
HIS B 44 NE2	ARG A 20 NH1	2.545	INTER-CHAIN

*********************************
Protrusion Index:
ARG A 20 N	0.11
ARG A 20 CA	0.09
ARG A 20 C	0.09
ARG A 20 O	0.09
ARG A 20 CB	0.06
ARG A 20 CG	0.04
ARG A 20 CD	0.02
ARG A 20 NE	0.00
ARG A 20 CZ	0.03
ARG A 20 NH1	0.03
ARG A 20 NH2	-0.00

*********************************
Salt bridges:
ASP A 19	ARG A 20	2.254	INTRA-CHAIN

*********************************
Van der Waal's Interactions:
ARG A 7 NH2 56	ARG A 20 NH2 167	-0.076	INTRA-CHAIN
ARG A 20 NH2 167	SER A 22 OG 187	-0.034	INTRA-CHAIN
ARG A 20 NH2 167	ALA B 46 CB 1956	-0.024	INTER-CHAIN
ARG A 20 NH2 167	PRO B 47 CD 1963	-0.350	INTER-CHAIN
ARG A 20 NH2 167	PHE A 119 CZ 968	-0.023	INTRA-CHAIN
ARG A 20 NH2 167	SER A 181 OG 1434	-0.017	INTRA-CHAIN
ARG A 20 NH2 167	ARG A 183 NH2 1454	-0.462	INTRA-CHAIN