Structural features of residue 19 in chain A

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Electrostatic Interactions:
ARG A 19 NH1	ARG B 218 NH1	3.562	INTER-CHAIN
ARG A 19 NH1	ARG B 218 NH2	4.327	INTER-CHAIN
ARG A 19 NH1	HIS B 221 NE2	2.165	INTER-CHAIN
ARG A 19 NH1	HIS B 237 NE2	2.509	INTER-CHAIN
ARG A 19 NH1	ARG B 248 NH1	3.435	INTER-CHAIN
ARG A 19 NH1	ARG B 248 NH2	3.254	INTER-CHAIN
ARG A 19 NH2	ARG B 218 NH1	3.330	INTER-CHAIN
ARG A 19 NH2	ARG B 218 NH2	3.998	INTER-CHAIN
ARG A 19 NH2	HIS B 237 NE2	2.442	INTER-CHAIN
ARG B 218 NH1	ARG A 19 NH1	3.562	INTER-CHAIN
ARG B 218 NH1	ARG A 19 NH2	3.330	INTER-CHAIN
ARG B 218 NH2	ARG A 19 NH1	4.327	INTER-CHAIN
ARG B 218 NH2	ARG A 19 NH2	3.998	INTER-CHAIN
HIS B 221 ND1	ARG A 19 NH1	2.414	INTER-CHAIN
HIS B 221 NE2	ARG A 19 NH1	2.165	INTER-CHAIN
HIS B 237 ND1	ARG A 19 NH1	2.535	INTER-CHAIN
HIS B 237 NE2	ARG A 19 NH1	2.509	INTER-CHAIN
ARG B 248 NH1	ARG A 19 NH1	3.435	INTER-CHAIN
ARG B 248 NH2	ARG A 19 NH1	3.254	INTER-CHAIN

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Protrusion Index:
ARG A 19 N	0.44
ARG A 19 CA	0.25
ARG A 19 C	0.17
ARG A 19 O	0.21
ARG A 19 CB	0.12
ARG A 19 CG	0.26
ARG A 19 CD	0.17
ARG A 19 NE	0.29
ARG A 19 CZ	0.31
ARG A 19 NH1	0.34
ARG A 19 NH2	0.45

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Salt bridges:
ASP A 15	ARG A 19	2.964	INTRA-CHAIN
GLU A 18	ARG A 19	2.265	INTRA-CHAIN

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Van der Waal's Interactions:
ASP A 15 OD2 104	ARG A 19 NH2 139	-0.228	INTRA-CHAIN
ARG A 19 NH2 139	ASP B 247 OD2 4107	-0.044	INTER-CHAIN
ARG A 19 NH2 139	VAL B 254 CG2 4161	-0.011	INTER-CHAIN
ARG A 19 NH2 139	LYS B 255 NZ 4170	-0.011	INTER-CHAIN
ARG A 19 NH2 139	ASP B 256 OD2 4178	-0.726	INTER-CHAIN