Structural features of residue 57 in chain A

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Electrostatic Interactions:
ARG A 52 NH1	ARG A 57 NH1	3.758	INTRA-CHAIN
ARG A 52 NH1	ARG A 57 NH2	3.337	INTRA-CHAIN
ARG A 52 NH2	ARG A 57 NH1	4.463	INTRA-CHAIN
ARG A 52 NH2	ARG A 57 NH2	3.820	INTRA-CHAIN
HIS A 55 ND1	ARG A 57 NH1	2.896	INTRA-CHAIN
HIS A 55 NE2	ARG A 57 NH1	2.656	INTRA-CHAIN
ARG A 57 NH1	ARG A 52 NH1	3.758	INTRA-CHAIN
ARG A 57 NH1	ARG A 52 NH2	4.463	INTRA-CHAIN
ARG A 57 NH1	HIS A 55 NE2	2.656	INTRA-CHAIN
ARG A 57 NH1	ARG A 61 NH1	3.432	INTRA-CHAIN
ARG A 57 NH1	ARG A 61 NH2	3.044	INTRA-CHAIN
ARG A 57 NH1	ARG E 61 NH1	3.305	INTER-CHAIN
ARG A 57 NH1	HIS E 64 NE2	2.399	INTER-CHAIN
ARG A 57 NH1	ARG A 66 NH1	3.429	INTRA-CHAIN
ARG A 57 NH1	ARG A 66 NH2	2.966	INTRA-CHAIN
ARG A 57 NH1	ARG E 101 NH1	3.067	INTER-CHAIN
ARG A 57 NH1	ARG E 101 NH2	3.193	INTER-CHAIN
ARG A 57 NH1	ARG A 101 NH2	3.055	INTRA-CHAIN
ARG A 57 NH1	HIS E 155 NE2	5.018	INTER-CHAIN
ARG A 57 NH1	HIS E 172 NE2	2.375	INTER-CHAIN
ARG A 57 NH1	ARG A 255 NH1	3.625	INTRA-CHAIN
ARG A 57 NH1	ARG A 255 NH2	3.367	INTRA-CHAIN
ARG A 57 NH1	ARG E 358 NH1	3.370	INTER-CHAIN
ARG A 57 NH1	ARG E 358 NH2	3.169	INTER-CHAIN
ARG A 57 NH1	ARG A 358 NH2	3.121	INTRA-CHAIN
ARG A 57 NH2	ARG A 52 NH1	3.337	INTRA-CHAIN
ARG A 57 NH2	ARG A 52 NH2	3.820	INTRA-CHAIN
ARG A 57 NH2	HIS A 55 NE2	2.525	INTRA-CHAIN
ARG A 57 NH2	ARG A 61 NH1	3.058	INTRA-CHAIN
ARG A 57 NH2	ARG E 61 NH1	3.560	INTER-CHAIN
ARG A 57 NH2	ARG E 61 NH2	3.161	INTER-CHAIN
ARG A 57 NH2	HIS E 64 NE2	2.872	INTER-CHAIN
ARG A 57 NH2	ARG A 66 NH1	3.414	INTRA-CHAIN
ARG A 57 NH2	ARG A 66 NH2	2.965	INTRA-CHAIN
ARG A 57 NH2	ARG E 101 NH1	3.447	INTER-CHAIN
ARG A 57 NH2	ARG E 101 NH2	3.547	INTER-CHAIN
ARG A 57 NH2	HIS E 155 NE2	4.904	INTER-CHAIN
ARG A 57 NH2	HIS E 172 NE2	2.579	INTER-CHAIN
ARG A 57 NH2	ARG A 255 NH1	3.487	INTRA-CHAIN
ARG A 57 NH2	ARG A 255 NH2	3.220	INTRA-CHAIN
ARG A 57 NH2	ARG E 358 NH1	3.613	INTER-CHAIN
ARG A 57 NH2	ARG E 358 NH2	3.347	INTER-CHAIN
ARG A 61 NH1	ARG A 57 NH1	3.432	INTRA-CHAIN
ARG A 61 NH1	ARG A 57 NH2	3.058	INTRA-CHAIN
ARG A 61 NH2	ARG A 57 NH1	3.044	INTRA-CHAIN
ARG A 66 NH1	ARG A 57 NH1	3.429	INTRA-CHAIN
ARG A 66 NH1	ARG A 57 NH2	3.414	INTRA-CHAIN
ARG A 66 NH2	ARG A 57 NH1	2.966	INTRA-CHAIN
ARG A 66 NH2	ARG A 57 NH2	2.965	INTRA-CHAIN
ARG A 101 NH2	ARG A 57 NH1	3.055	INTRA-CHAIN
ARG A 255 NH1	ARG A 57 NH1	3.625	INTRA-CHAIN
ARG A 255 NH1	ARG A 57 NH2	3.487	INTRA-CHAIN
ARG A 255 NH2	ARG A 57 NH1	3.367	INTRA-CHAIN
ARG A 255 NH2	ARG A 57 NH2	3.220	INTRA-CHAIN
ARG A 358 NH2	ARG A 57 NH1	3.121	INTRA-CHAIN
ARG E 61 NH1	ARG A 57 NH1	3.305	INTER-CHAIN
ARG E 61 NH1	ARG A 57 NH2	3.560	INTER-CHAIN
ARG E 61 NH2	ARG A 57 NH2	3.161	INTER-CHAIN
HIS E 64 ND1	ARG A 57 NH1	2.306	INTER-CHAIN
HIS E 64 NE2	ARG A 57 NH1	2.399	INTER-CHAIN
ARG E 101 NH1	ARG A 57 NH1	3.067	INTER-CHAIN
ARG E 101 NH1	ARG A 57 NH2	3.447	INTER-CHAIN
ARG E 101 NH2	ARG A 57 NH1	3.193	INTER-CHAIN
ARG E 101 NH2	ARG A 57 NH2	3.547	INTER-CHAIN
HIS E 155 ND1	ARG A 57 NH1	3.840	INTER-CHAIN
HIS E 155 NE2	ARG A 57 NH1	5.018	INTER-CHAIN
HIS E 172 ND1	ARG A 57 NH1	2.235	INTER-CHAIN
HIS E 172 NE2	ARG A 57 NH1	2.375	INTER-CHAIN
ARG E 358 NH1	ARG A 57 NH1	3.370	INTER-CHAIN
ARG E 358 NH1	ARG A 57 NH2	3.613	INTER-CHAIN
ARG E 358 NH2	ARG A 57 NH1	3.169	INTER-CHAIN
ARG E 358 NH2	ARG A 57 NH2	3.347	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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|        N|      357|      E|         R|       57|      A|
----------------------------------------------------------

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Protrusion Index:
ARG A 57 N	0.44
ARG A 57 CA	0.44
ARG A 57 C	0.39
ARG A 57 O	0.38
ARG A 57 CB	0.34
ARG A 57 CG	0.26
ARG A 57 CD	0.31
ARG A 57 NE	0.23
ARG A 57 CZ	0.26
ARG A 57 NH1	0.29
ARG A 57 NH2	0.22

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Salt bridges:
GLU A 56	ARG A 57	2.270	INTRA-CHAIN

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Van der Waal's Interactions:
PHE A 53 CZ 424	ARG A 57 NH2 462	-0.084	INTRA-CHAIN
GLU A 56 OE2 451	ARG A 57 NH2 462	-0.027	INTRA-CHAIN
ARG A 57 NH2 462	GLU E 60 OE2 5915	-0.023	INTER-CHAIN
ARG A 57 NH2 462	ALA E 62 CB 5931	-0.153	INTER-CHAIN
ARG A 57 NH2 462	HIS E 155 NE2 6672	-0.012	INTER-CHAIN
ARG A 57 NH2 462	LYS E 158 NZ 6693	-0.244	INTER-CHAIN