Structural features of residue 52 in chain A

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Electrostatic Interactions:
ASP A 18 OD1	HIS A 52 ND1	-2.176	INTRA-CHAIN
ASP A 18 OD2	HIS A 52 ND1	-1.796	INTRA-CHAIN
ARG A 22 NH1	HIS A 52 NE2	2.218	INTRA-CHAIN
ARG A 22 NH2	HIS A 52 NE2	2.480	INTRA-CHAIN
ASP A 49 OD1	HIS A 52 ND1	-1.769	INTRA-CHAIN
ASP A 49 OD2	HIS A 52 ND1	-1.741	INTRA-CHAIN
ASP A 50 OD1	HIS A 52 ND1	-2.927	INTRA-CHAIN
ASP A 50 OD2	HIS A 52 ND1	-3.377	INTRA-CHAIN
ARG A 51 NH1	HIS A 52 NE2	3.002	INTRA-CHAIN
ARG A 51 NH2	HIS A 52 NE2	2.691	INTRA-CHAIN
HIS A 52 ND1	ASP A 18 OD1	-2.176	INTRA-CHAIN
HIS A 52 ND1	ARG A 22 NH1	2.299	INTRA-CHAIN
HIS A 52 ND1	ASP A 49 OD1	-1.769	INTRA-CHAIN
HIS A 52 ND1	ASP A 50 OD1	-2.927	INTRA-CHAIN
HIS A 52 ND1	ARG A 51 NH1	3.312	INTRA-CHAIN
HIS A 52 ND1	ARG B 80 NH1	2.221	INTER-CHAIN
HIS A 52 NE2	ASP A 18 OD1	-2.234	INTRA-CHAIN
HIS A 52 NE2	ARG A 22 NH1	2.218	INTRA-CHAIN
HIS A 52 NE2	ASP A 49 OD1	-1.745	INTRA-CHAIN
HIS A 52 NE2	ASP A 50 OD1	-3.393	INTRA-CHAIN
HIS A 52 NE2	ARG A 51 NH1	3.002	INTRA-CHAIN
HIS A 52 NE2	ARG B 80 NH1	2.130	INTER-CHAIN
ARG B 80 NH1	HIS A 52 NE2	2.130	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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|        S|       79|      B|         H|       52|      A|
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Protrusion Index:
HIS A 52 N	0.46
HIS A 52 CA	0.42
HIS A 52 C	0.34
HIS A 52 O	0.27
HIS A 52 CB	0.33
HIS A 52 CG	0.44
HIS A 52 ND1	0.44
HIS A 52 CD2	0.68
HIS A 52 CE1	0.62
HIS A 52 NE2	0.77

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Van der Waal's Interactions:
LEU A 15 CD2 72	HIS A 52 NE2 353	-0.324	INTRA-CHAIN
GLY A 16 O 76	HIS A 52 NE2 353	-0.010	INTRA-CHAIN
GLY A 19 O 92	HIS A 52 NE2 353	-0.076	INTRA-CHAIN
LEU A 21 CD2 108	HIS A 52 NE2 353	-0.017	INTRA-CHAIN
CYS A 47 SG 312	HIS A 52 NE2 353	-0.065	INTRA-CHAIN
ASP A 50 OD2 332	HIS A 52 NE2 353	-0.072	INTRA-CHAIN
HIS A 52 NE2 353	PRO A 53 CD 360	-0.012	INTRA-CHAIN