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	1.650	INTRA-CHAIN
HIS A 63 ND1	HIS A 281 NE2	1.648	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 ND1	0.701	INTRA-CHAIN
HIS A 63 NE2	HIS A 281 NE2	1.765	INTRA-CHAIN
ARG A 87 NH1	HIS A 281 NE2	2.189	INTRA-CHAIN
ARG A 87 NH2	HIS A 281 NE2	2.544	INTRA-CHAIN
HIS A 214 NE2	HIS A 281 NE2	1.616	INTRA-CHAIN
ASP A 219 OD1	HIS A 281 ND1	-1.775	INTRA-CHAIN
ASP A 219 OD2	HIS A 281 ND1	-1.618	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 ND1	0.813	INTRA-CHAIN
HIS A 246 ND1	HIS A 281 NE2	1.895	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 ND1	0.796	INTRA-CHAIN
HIS A 246 NE2	HIS A 281 NE2	1.910	INTRA-CHAIN
HIS A 281 ND1	HIS A 61 NE2	1.524	INTRA-CHAIN
HIS A 281 ND1	HIS A 63 NE2	1.577	INTRA-CHAIN
HIS A 281 ND1	ASP A 219 OD1	-1.775	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 ND1	0.813	INTRA-CHAIN
HIS A 281 ND1	HIS A 246 NE2	1.791	INTRA-CHAIN
HIS A 281 ND1	ARG A 285 NH1	6.044	INTRA-CHAIN
HIS A 281 ND1	ASP A 287 OD1	-1.347	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 ND1	0.845	INTRA-CHAIN
HIS A 281 ND1	HIS A 312 NE2	1.774	INTRA-CHAIN
HIS A 281 ND1	ASP A 313 OD1	-1.630	INTRA-CHAIN
HIS A 281 ND1	ASP A 317 OD1	-1.733	INTRA-CHAIN
HIS A 281 ND1	HIS D 332 ND1	0.855	INTER-CHAIN
HIS A 281 ND1	HIS D 332 NE2	2.024	INTER-CHAIN
HIS A 281 NE2	HIS A 61 NE2	1.650	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 ND1	0.732	INTRA-CHAIN
HIS A 281 NE2	HIS A 63 NE2	1.765	INTRA-CHAIN
HIS A 281 NE2	ARG A 87 NH1	2.189	INTRA-CHAIN
HIS A 281 NE2	HIS A 214 NE2	1.616	INTRA-CHAIN
HIS A 281 NE2	ASP A 219 OD1	-1.645	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 ND1	0.842	INTRA-CHAIN
HIS A 281 NE2	HIS A 246 NE2	1.910	INTRA-CHAIN
HIS A 281 NE2	ARG A 285 NH1	4.866	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 ND1	0.909	INTRA-CHAIN
HIS A 281 NE2	HIS A 312 NE2	1.870	INTRA-CHAIN
HIS A 281 NE2	ASP A 313 OD1	-1.815	INTRA-CHAIN
HIS A 281 NE2	ASP A 317 OD1	-2.083	INTRA-CHAIN
HIS A 281 NE2	HIS D 332 ND1	0.794	INTER-CHAIN
HIS A 281 NE2	HIS D 332 NE2	1.928	INTER-CHAIN
ARG A 285 NH1	HIS A 281 NE2	4.866	INTRA-CHAIN
ARG A 285 NH2	HIS A 281 NE2	6.962	INTRA-CHAIN
ASP A 287 OD1	HIS A 281 ND1	-1.347	INTRA-CHAIN
ASP A 287 OD2	HIS A 281 ND1	-1.476	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 ND1	0.845	INTRA-CHAIN
HIS A 312 ND1	HIS A 281 NE2	2.046	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 ND1	0.788	INTRA-CHAIN
HIS A 312 NE2	HIS A 281 NE2	1.870	INTRA-CHAIN
ASP A 313 OD1	HIS A 281 ND1	-1.630	INTRA-CHAIN
ASP A 313 OD2	HIS A 281 ND1	-1.872	INTRA-CHAIN
ASP A 317 OD1	HIS A 281 ND1	-1.733	INTRA-CHAIN
ASP A 317 OD2	HIS A 281 ND1	-2.090	INTRA-CHAIN
HIS D 332 ND1	HIS A 281 ND1	0.855	INTER-CHAIN
HIS D 332 ND1	HIS A 281 NE2	1.787	INTER-CHAIN
HIS D 332 NE2	HIS A 281 ND1	0.899	INTER-CHAIN
HIS D 332 NE2	HIS A 281 NE2	1.928	INTER-CHAIN
ARG D 389 NH2	HIS A 281 NE2	2.133	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	0.02
HIS A 281 CA	-0.01
HIS A 281 C	0.01
HIS A 281 O	0.05
HIS A 281 CB	-0.02
HIS A 281 CG	-0.03
HIS A 281 ND1	0.02
HIS A 281 CD2	-0.05
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	-0.011	INTRA-CHAIN
GLY A 79 O 578	HIS A 281 NE2 2185	-0.095	INTRA-CHAIN
VAL A 278 CG2 2159	HIS A 281 NE2 2185	-0.012	INTRA-CHAIN
HIS A 281 NE2 2185	LEU A 282 CD2 2193	-0.306	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 2667	-0.066	INTER-CHAIN