Structural features of residue 20 in chain A

*********************************
Electrostatic Interactions:
ARG A 20 NH1	ARG A 25 NH1	3.294	INTRA-CHAIN
ARG A 20 NH1	HIS A 28 NE2	2.560	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH1	5.473	INTRA-CHAIN
ARG A 20 NH1	ARG A 67 NH2	4.452	INTRA-CHAIN
ARG A 20 NH2	ARG A 25 NH1	3.292	INTRA-CHAIN
ARG A 20 NH2	HIS A 28 NE2	2.202	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH1	7.476	INTRA-CHAIN
ARG A 20 NH2	ARG A 67 NH2	5.760	INTRA-CHAIN
ARG A 25 NH1	ARG A 20 NH1	3.294	INTRA-CHAIN
ARG A 25 NH1	ARG A 20 NH2	3.292	INTRA-CHAIN
HIS A 28 ND1	ARG A 20 NH1	2.386	INTRA-CHAIN
HIS A 28 NE2	ARG A 20 NH1	2.560	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH1	5.473	INTRA-CHAIN
ARG A 67 NH1	ARG A 20 NH2	7.476	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH1	4.452	INTRA-CHAIN
ARG A 67 NH2	ARG A 20 NH2	5.760	INTRA-CHAIN

*********************************
Protrusion Index:
ARG A 20 N	0.74
ARG A 20 CA	0.68
ARG A 20 C	0.52
ARG A 20 O	0.46
ARG A 20 CB	0.68
ARG A 20 CG	0.62
ARG A 20 CD	0.72
ARG A 20 NE	0.56
ARG A 20 CZ	0.64
ARG A 20 NH1	0.75
ARG A 20 NH2	0.57

*********************************
Van der Waal's Interactions:
GLU A 17 OE2 113	ARG A 20 NH2 138	-0.216	INTRA-CHAIN
ARG A 20 NH2 138	ILE A 21 CD1 146	-0.015	INTRA-CHAIN
ARG A 20 NH2 138	GLU A 54 OE2 401	-0.039	INTRA-CHAIN
ARG A 20 NH2 138	SER B 426 OG 3322	-0.009	INTER-CHAIN
ARG A 20 NH2 138	THR B 427 CG2 3329	-0.206	INTER-CHAIN
ARG A 20 NH2 138	ALA B 428 CB 3334	-0.111	INTER-CHAIN
ARG A 20 NH2 138	GLU B 431 OE2 3355	-0.032	INTER-CHAIN