Structural features of residue 501 in chain A

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Electrostatic Interactions:
ARG A 499 NH1	HIS A 501 NE2	2.389	INTRA-CHAIN
ARG A 499 NH2	HIS A 501 NE2	2.192	INTRA-CHAIN
HIS A 501 ND1	ARG A 499 NH1	2.711	INTRA-CHAIN
HIS A 501 ND1	ASP B 503 OD1	-3.454	INTER-CHAIN
HIS A 501 ND1	ASP A 503 OD1	-2.759	INTRA-CHAIN
HIS A 501 ND1	ASP A 506 OD1	-1.705	INTRA-CHAIN
HIS A 501 ND1	ASP B 507 OD1	-2.184	INTER-CHAIN
HIS A 501 ND1	ASP B 508 OD1	-1.696	INTER-CHAIN
HIS A 501 NE2	ARG A 499 NH1	2.389	INTRA-CHAIN
HIS A 501 NE2	ASP B 503 OD1	-3.285	INTER-CHAIN
HIS A 501 NE2	ASP A 503 OD1	-3.534	INTRA-CHAIN
HIS A 501 NE2	ASP A 506 OD1	-1.907	INTRA-CHAIN
HIS A 501 NE2	ASP B 507 OD1	-1.809	INTER-CHAIN
HIS A 501 NE2	ASP B 508 OD1	-1.440	INTER-CHAIN
ASP A 503 OD1	HIS A 501 ND1	-2.759	INTRA-CHAIN
ASP A 503 OD2	HIS A 501 ND1	-2.554	INTRA-CHAIN
ASP A 506 OD1	HIS A 501 ND1	-1.705	INTRA-CHAIN
ASP A 506 OD2	HIS A 501 ND1	-1.511	INTRA-CHAIN
ASP B 503 OD1	HIS A 501 ND1	-3.454	INTER-CHAIN
ASP B 503 OD2	HIS A 501 ND1	-2.527	INTER-CHAIN
ASP B 507 OD1	HIS A 501 ND1	-2.184	INTER-CHAIN
ASP B 507 OD2	HIS A 501 ND1	-1.890	INTER-CHAIN
ASP B 508 OD1	HIS A 501 ND1	-1.696	INTER-CHAIN
ASP B 508 OD2	HIS A 501 ND1	-1.460	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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|        H|      501|      A|         D|      506|      B|
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Protrusion Index:
HIS A 501 N	0.37
HIS A 501 CA	0.51
HIS A 501 C	0.42
HIS A 501 O	0.39
HIS A 501 CB	0.84
HIS A 501 CG	0.95
HIS A 501 ND1	0.95
HIS A 501 CD2	1.11
HIS A 501 CE1	1.13
HIS A 501 NE2	1.22

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Van der Waal's Interactions:
HIS A 501 NE2 3602	ASP A 503 OD2 3617	-0.018	INTRA-CHAIN
HIS A 501 NE2 3602	THR A 515 CG2 3694	-0.014	INTRA-CHAIN