Structural features of residue 281 in chain A

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Electrostatic Interactions:
HIS A 61 NE2	HIS A 281 ND1	0.678	INTRA-CHAIN
HIS A 61 NE2	HIS A 281 NE2	1.651	INTRA-CHAIN
HIS A 63 ND1	HIS A 281 NE2	1.655	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 ND1	0.702	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 NE2	1.767	INTRA-CHAIN
ARG A 87 NH1	HIS A 281 NE2	2.549	INTRA-CHAIN
ARG A 87 NH2	HIS A 281 NE2	2.193	INTRA-CHAIN
HIS A 214 NE2	HIS A 281 NE2	1.617	INTRA-CHAIN
ASP A 219 OD1	HIS A 281 ND1	-1.780	INTRA-CHAIN
ASP A 219 OD2	HIS A 281 ND1	-1.623	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 ND1	0.817	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 NE2	1.904	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 ND1	0.800	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 NE2	1.919	INTRA-CHAIN
HIS A 281 ND1	HIS A 61 NE2	1.524	INTRA-CHAIN
HIS A 281 ND1	HIS A 63 NE2	1.579	INTRA-CHAIN
HIS A 281 ND1	ARG A 87 NH1	2.296	INTRA-CHAIN
HIS A 281 ND1	ASP A 219 OD1	-1.780	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 ND1	0.817	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 NE2	1.799	INTRA-CHAIN
HIS A 281 ND1	ARG A 285 NH1	6.042	INTRA-CHAIN
HIS A 281 ND1	ASP A 287 OD1	-1.350	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 ND1	0.746	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 NE2	1.935	INTRA-CHAIN
HIS A 281 ND1	ASP A 313 OD1	-1.890	INTRA-CHAIN
HIS A 281 ND1	ASP A 317 OD1	-1.719	INTRA-CHAIN
HIS A 281 ND1	HIS D 332 ND1	0.858	INTER-CHAIN
HIS A 281 ND1	HIS D 332 NE2	2.034	INTER-CHAIN
HIS A 281 NE2	HIS A 61 NE2	1.651	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 ND1	0.735	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 NE2	1.767	INTRA-CHAIN
HIS A 281 NE2	ARG A 87 NH1	2.549	INTRA-CHAIN
HIS A 281 NE2	HIS A 214 NE2	1.617	INTRA-CHAIN
HIS A 281 NE2	ASP A 219 OD1	-1.648	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 ND1	0.846	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 NE2	1.919	INTRA-CHAIN
HIS A 281 NE2	ARG A 285 NH1	4.850	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 ND1	0.785	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 NE2	2.074	INTRA-CHAIN
HIS A 281 NE2	ASP A 313 OD1	-2.090	INTRA-CHAIN
HIS A 281 NE2	ASP A 317 OD1	-2.069	INTRA-CHAIN
HIS A 281 NE2	HIS D 332 ND1	0.797	INTER-CHAIN
HIS A 281 NE2	HIS D 332 NE2	1.940	INTER-CHAIN
ARG A 285 NH1	HIS A 281 NE2	4.850	INTRA-CHAIN
ARG A 285 NH2	HIS A 281 NE2	6.971	INTRA-CHAIN
ASP A 287 OD1	HIS A 281 ND1	-1.350	INTRA-CHAIN
ASP A 287 OD2	HIS A 281 ND1	-1.477	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 ND1	0.746	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 NE2	1.766	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 ND1	0.860	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 NE2	2.074	INTRA-CHAIN
ASP A 313 OD1	HIS A 281 ND1	-1.890	INTRA-CHAIN
ASP A 313 OD2	HIS A 281 ND1	-1.641	INTRA-CHAIN
ASP A 317 OD1	HIS A 281 ND1	-1.719	INTRA-CHAIN
ASP A 317 OD2	HIS A 281 ND1	-2.076	INTRA-CHAIN
HIS D 332 ND1	HIS A 281 ND1	0.858	INTER-CHAIN
HIS D 332 ND1	HIS A 281 NE2	1.794	INTER-CHAIN
HIS D 332 NE2	HIS A 281 ND1	0.904	INTER-CHAIN
HIS D 332 NE2	HIS A 281 NE2	1.940	INTER-CHAIN
ARG D 389 NH2	HIS A 281 NE2	2.147	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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|        Q|      339|      D|         H|      281|      A|
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Protrusion Index:
HIS A 281 N	0.01
HIS A 281 CA	-0.02
HIS A 281 C	0.00
HIS A 281 O	0.03
HIS A 281 CB	-0.03
HIS A 281 CG	-0.02
HIS A 281 ND1	0.02
HIS A 281 CD2	-0.06
HIS A 281 CE1	0.02
HIS A 281 NE2	-0.05

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Van der Waal's Interactions:
ASN A 76 ND2 559	HIS A 281 NE2 2185	-0.033	INTRA-CHAIN
GLY A 79 O 578	HIS A 281 NE2 2185	-0.093	INTRA-CHAIN
VAL A 278 CG2 2159	HIS A 281 NE2 2185	-0.011	INTRA-CHAIN
HIS A 281 NE2 2185	LEU A 282 CD2 2193	-0.320	INTRA-CHAIN
HIS A 281 NE2 2185	ARG A 285 NH2 2217	-0.100	INTRA-CHAIN
HIS A 281 NE2 2185	MET D 341 CE 2666	-0.072	INTER-CHAIN