Structural features of residue 221 in chain A

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Electrostatic Interactions:
HIS A 186 ND1	HIS A 221 ND1	1.019	INTRA-CHAIN
HIS A 186 ND1	HIS A 221 NE2	2.249	INTRA-CHAIN
HIS A 186 NE2	HIS A 221 ND1	1.097	INTRA-CHAIN
HIS A 186 NE2	HIS A 221 NE2	2.329	INTRA-CHAIN
ARG A 196 NH1	HIS A 221 NE2	2.283	INTRA-CHAIN
HIS A 221 ND1	HIS A 186 ND1	1.019	INTRA-CHAIN
HIS A 221 ND1	HIS A 186 NE2	2.468	INTRA-CHAIN
HIS A 221 ND1	HIS A 269 ND1	1.262	INTRA-CHAIN
HIS A 221 ND1	HIS A 269 NE2	2.818	INTRA-CHAIN
HIS A 221 ND1	ASP A 276 OD1	-1.710	INTRA-CHAIN
HIS A 221 ND1	ARG A 278 NH1	3.767	INTRA-CHAIN
HIS A 221 ND1	ASP A 320 OD1	-2.698	INTRA-CHAIN
HIS A 221 ND1	ARG A 345 NH1	5.453	INTRA-CHAIN
HIS A 221 ND1	HIS A 352 ND1	0.756	INTRA-CHAIN
HIS A 221 ND1	HIS A 352 NE2	1.804	INTRA-CHAIN
HIS A 221 NE2	HIS A 186 ND1	1.000	INTRA-CHAIN
HIS A 221 NE2	HIS A 186 NE2	2.329	INTRA-CHAIN
HIS A 221 NE2	ARG A 196 NH1	2.283	INTRA-CHAIN
HIS A 221 NE2	HIS A 269 ND1	1.063	INTRA-CHAIN
HIS A 221 NE2	HIS A 269 NE2	2.480	INTRA-CHAIN
HIS A 221 NE2	ASP A 276 OD1	-1.552	INTRA-CHAIN
HIS A 221 NE2	ARG A 278 NH1	3.504	INTRA-CHAIN
HIS A 221 NE2	ASP A 320 OD1	-2.254	INTRA-CHAIN
HIS A 221 NE2	ARG A 345 NH1	6.460	INTRA-CHAIN
HIS A 221 NE2	HIS A 352 ND1	0.858	INTRA-CHAIN
HIS A 221 NE2	HIS A 352 NE2	2.032	INTRA-CHAIN
HIS A 269 ND1	HIS A 221 ND1	1.262	INTRA-CHAIN
HIS A 269 ND1	HIS A 221 NE2	2.391	INTRA-CHAIN
HIS A 269 NE2	HIS A 221 ND1	1.253	INTRA-CHAIN
HIS A 269 NE2	HIS A 221 NE2	2.480	INTRA-CHAIN
ASP A 276 OD1	HIS A 221 ND1	-1.710	INTRA-CHAIN
ASP A 276 OD2	HIS A 221 ND1	-1.956	INTRA-CHAIN
ARG A 278 NH1	HIS A 221 NE2	3.504	INTRA-CHAIN
ARG A 278 NH2	HIS A 221 NE2	3.299	INTRA-CHAIN
ASP A 320 OD1	HIS A 221 ND1	-2.698	INTRA-CHAIN
ASP A 320 OD2	HIS A 221 ND1	-3.113	INTRA-CHAIN
ARG A 345 NH1	HIS A 221 NE2	6.460	INTRA-CHAIN
ARG A 345 NH2	HIS A 221 NE2	4.771	INTRA-CHAIN
HIS A 352 ND1	HIS A 221 ND1	0.756	INTRA-CHAIN
HIS A 352 ND1	HIS A 221 NE2	1.930	INTRA-CHAIN
HIS A 352 NE2	HIS A 221 ND1	0.802	INTRA-CHAIN
HIS A 352 NE2	HIS A 221 NE2	2.032	INTRA-CHAIN

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Protrusion Index:
HIS A 221 N	0.13
HIS A 221 CA	0.09
HIS A 221 C	0.04
HIS A 221 O	0.03
HIS A 221 CB	0.03
HIS A 221 CG	-0.04
HIS A 221 ND1	-0.06
HIS A 221 CD2	-0.06
HIS A 221 CE1	-0.05
HIS A 221 NE2	-0.07

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Van der Waal's Interactions:
SER A 191 OG 1480	HIS A 221 NE2 1692	-1.094	INTRA-CHAIN
LEU A 216 CD2 1654	HIS A 221 NE2 1692	-0.026	INTRA-CHAIN
HIS A 221 NE2 1692	PHE A 341 CZ 2604	-0.025	INTRA-CHAIN
HIS A 221 NE2 1692	ARG A 345 NH2 2633	-0.010	INTRA-CHAIN