Structural features of residue 281 in chain A

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Electrostatic Interactions:
HIS A 61 NE2	HIS A 281 ND1	0.677	INTRA-CHAIN
HIS A 61 NE2	HIS A 281 NE2	1.654	INTRA-CHAIN
HIS A 63 ND1	HIS A 281 NE2	1.662	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 ND1	0.699	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 NE2	1.764	INTRA-CHAIN
ARG A 87 NH1	HIS A 281 NE2	2.325	INTRA-CHAIN
ARG A 87 NH2	HIS A 281 NE2	2.293	INTRA-CHAIN
HIS A 185 NE2	HIS A 281 NE2	1.516	INTRA-CHAIN
HIS A 214 NE2	HIS A 281 NE2	1.603	INTRA-CHAIN
ASP A 219 OD1	HIS A 281 ND1	-1.764	INTRA-CHAIN
ASP A 219 OD2	HIS A 281 ND1	-1.615	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 ND1	0.818	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 NE2	1.912	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 ND1	0.797	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 NE2	1.917	INTRA-CHAIN
HIS A 281 ND1	HIS A 61 NE2	1.524	INTRA-CHAIN
HIS A 281 ND1	HIS A 63 NE2	1.573	INTRA-CHAIN
HIS A 281 ND1	ARG A 87 NH1	2.117	INTRA-CHAIN
HIS A 281 ND1	ASP A 219 OD1	-1.764	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 ND1	0.818	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 NE2	1.792	INTRA-CHAIN
HIS A 281 ND1	ARG A 285 NH1	6.050	INTRA-CHAIN
HIS A 281 ND1	ASP A 287 OD1	-1.354	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 ND1	0.855	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 NE2	1.787	INTRA-CHAIN
HIS A 281 ND1	ASP A 313 OD1	-1.719	INTRA-CHAIN
HIS A 281 ND1	ASP A 317 OD1	-2.112	INTRA-CHAIN
HIS A 281 ND1	HIS D 332 ND1	0.864	INTER-CHAIN
HIS A 281 ND1	HIS D 332 NE2	2.049	INTER-CHAIN
HIS A 281 NE2	HIS A 61 NE2	1.654	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 ND1	0.739	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 NE2	1.764	INTRA-CHAIN
HIS A 281 NE2	ARG A 87 NH1	2.325	INTRA-CHAIN
HIS A 281 NE2	HIS A 185 NE2	1.516	INTRA-CHAIN
HIS A 281 NE2	HIS A 214 NE2	1.603	INTRA-CHAIN
HIS A 281 NE2	ASP A 219 OD1	-1.636	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 ND1	0.850	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 NE2	1.917	INTRA-CHAIN
HIS A 281 NE2	ARG A 285 NH1	4.947	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 ND1	0.923	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 NE2	1.890	INTRA-CHAIN
HIS A 281 NE2	ASP A 313 OD1	-1.939	INTRA-CHAIN
HIS A 281 NE2	ASP A 317 OD1	-2.697	INTRA-CHAIN
HIS A 281 NE2	HIS D 332 ND1	0.804	INTER-CHAIN
HIS A 281 NE2	HIS D 332 NE2	1.958	INTER-CHAIN
ARG A 285 NH1	HIS A 281 NE2	4.947	INTRA-CHAIN
ARG A 285 NH2	HIS A 281 NE2	7.022	INTRA-CHAIN
ASP A 287 OD1	HIS A 281 ND1	-1.354	INTRA-CHAIN
ASP A 287 OD2	HIS A 281 ND1	-1.474	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 ND1	0.855	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 NE2	2.077	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 ND1	0.794	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 NE2	1.890	INTRA-CHAIN
ASP A 313 OD1	HIS A 281 ND1	-1.719	INTRA-CHAIN
ASP A 313 OD2	HIS A 281 ND1	-1.920	INTRA-CHAIN
ASP A 317 OD1	HIS A 281 ND1	-2.112	INTRA-CHAIN
ASP A 317 OD2	HIS A 281 ND1	-1.766	INTRA-CHAIN
HIS D 332 ND1	HIS A 281 ND1	0.864	INTER-CHAIN
HIS D 332 ND1	HIS A 281 NE2	1.810	INTER-CHAIN
HIS D 332 NE2	HIS A 281 ND1	0.911	INTER-CHAIN
HIS D 332 NE2	HIS A 281 NE2	1.958	INTER-CHAIN
ARG D 389 NH2	HIS A 281 NE2	2.146	INTER-CHAIN
ARG D 426 NH2	HIS A 281 NE2	2.154	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	0.03
HIS A 281 CA	0.04
HIS A 281 C	0.05
HIS A 281 O	0.10
HIS A 281 CB	-0.01
HIS A 281 CG	0.00
HIS A 281 ND1	0.03
HIS A 281 CD2	-0.01
HIS A 281 CE1	0.01
HIS A 281 NE2	-0.03

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Van der Waal's Interactions:
GLY A 79 O 578	HIS A 281 NE2 2185	-0.360	INTRA-CHAIN
VAL A 278 CG2 2159	HIS A 281 NE2 2185	-0.013	INTRA-CHAIN
HIS A 281 NE2 2185	LEU A 282 CD2 2193	-0.505	INTRA-CHAIN
HIS A 281 NE2 2185	ARG A 285 NH2 2217	-0.105	INTRA-CHAIN
HIS A 281 NE2 2185	MET D 341 CE 2666	-0.072	INTER-CHAIN