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	1.652	INTRA-CHAIN
HIS A 63 ND1	HIS A 281 NE2	1.655	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 ND1	0.699	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 NE2	1.760	INTRA-CHAIN
ARG A 87 NH1	HIS A 281 NE2	2.283	INTRA-CHAIN
ARG A 87 NH2	HIS A 281 NE2	2.293	INTRA-CHAIN
HIS A 185 NE2	HIS A 281 NE2	1.507	INTRA-CHAIN
HIS A 214 NE2	HIS A 281 NE2	1.598	INTRA-CHAIN
ASP A 219 OD1	HIS A 281 ND1	-1.763	INTRA-CHAIN
ASP A 219 OD2	HIS A 281 ND1	-1.615	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 ND1	0.821	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 NE2	1.911	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 ND1	0.799	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 NE2	1.914	INTRA-CHAIN
HIS A 281 ND1	HIS A 61 NE2	1.525	INTRA-CHAIN
HIS A 281 ND1	HIS A 63 NE2	1.572	INTRA-CHAIN
HIS A 281 ND1	ASP A 219 OD1	-1.763	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 ND1	0.821	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 NE2	1.797	INTRA-CHAIN
HIS A 281 ND1	ARG A 285 NH1	6.077	INTRA-CHAIN
HIS A 281 ND1	ASP A 287 OD1	-1.355	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 ND1	0.853	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 NE2	1.778	INTRA-CHAIN
HIS A 281 ND1	ASP A 313 OD1	-1.877	INTRA-CHAIN
HIS A 281 ND1	ASP A 317 OD1	-2.097	INTRA-CHAIN
HIS A 281 ND1	HIS D 332 ND1	0.861	INTER-CHAIN
HIS A 281 ND1	HIS D 332 NE2	2.037	INTER-CHAIN
HIS A 281 NE2	HIS A 61 NE2	1.652	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 ND1	0.736	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 NE2	1.760	INTRA-CHAIN
HIS A 281 NE2	ARG A 87 NH1	2.283	INTRA-CHAIN
HIS A 281 NE2	HIS A 185 NE2	1.507	INTRA-CHAIN
HIS A 281 NE2	HIS A 214 NE2	1.598	INTRA-CHAIN
HIS A 281 NE2	ASP A 219 OD1	-1.627	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 ND1	0.849	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 NE2	1.914	INTRA-CHAIN
HIS A 281 NE2	ARG A 285 NH1	4.941	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 ND1	0.923	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 NE2	1.888	INTRA-CHAIN
HIS A 281 NE2	ASP A 313 OD1	-2.073	INTRA-CHAIN
HIS A 281 NE2	ASP A 317 OD1	-2.675	INTRA-CHAIN
HIS A 281 NE2	HIS D 332 ND1	0.805	INTER-CHAIN
HIS A 281 NE2	HIS D 332 NE2	1.957	INTER-CHAIN
ARG A 285 NH1	HIS A 281 NE2	4.941	INTRA-CHAIN
ARG A 285 NH2	HIS A 281 NE2	7.013	INTRA-CHAIN
ASP A 287 OD1	HIS A 281 ND1	-1.355	INTRA-CHAIN
ASP A 287 OD2	HIS A 281 ND1	-1.473	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 ND1	0.853	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 NE2	2.078	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 ND1	0.790	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 NE2	1.888	INTRA-CHAIN
ASP A 313 OD1	HIS A 281 ND1	-1.877	INTRA-CHAIN
ASP A 313 OD2	HIS A 281 ND1	-1.883	INTRA-CHAIN
ASP A 317 OD1	HIS A 281 ND1	-2.097	INTRA-CHAIN
ASP A 317 OD2	HIS A 281 ND1	-1.750	INTRA-CHAIN
HIS D 332 ND1	HIS A 281 ND1	0.861	INTER-CHAIN
HIS D 332 ND1	HIS A 281 NE2	1.811	INTER-CHAIN
HIS D 332 NE2	HIS A 281 ND1	0.905	INTER-CHAIN
HIS D 332 NE2	HIS A 281 NE2	1.957	INTER-CHAIN
ARG D 389 NH2	HIS A 281 NE2	2.149	INTER-CHAIN
ARG D 426 NH2	HIS A 281 NE2	2.151	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	0.06
HIS A 281 O	0.10
HIS A 281 CB	-0.00
HIS A 281 CG	-0.01
HIS A 281 ND1	0.03
HIS A 281 CD2	-0.01
HIS A 281 CE1	0.00
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	-0.373	INTRA-CHAIN
VAL A 278 CG2 2159	HIS A 281 NE2 2185	-0.014	INTRA-CHAIN
HIS A 281 NE2 2185	LEU A 282 CD2 2193	-0.492	INTRA-CHAIN
HIS A 281 NE2 2185	ARG A 285 NH2 2217	-0.104	INTRA-CHAIN
HIS A 281 NE2 2185	MET D 341 CE 2667	-0.075	INTER-CHAIN