Structural features of residue 254 in chain A

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Electrostatic Interactions:
ASP A 123 OD1	HIS A 254 ND1	-1.423	INTRA-CHAIN
ASP A 123 OD2	HIS A 254 ND1	-1.422	INTRA-CHAIN
ASP A 248 OD1	HIS A 254 ND1	-1.615	INTRA-CHAIN
ASP A 248 OD2	HIS A 254 ND1	-1.863	INTRA-CHAIN
ARG A 251 NH1	HIS A 254 NE2	3.460	INTRA-CHAIN
ARG A 251 NH2	HIS A 254 NE2	3.519	INTRA-CHAIN
HIS A 254 ND1	ASP A 123 OD1	-1.423	INTRA-CHAIN
HIS A 254 ND1	ASP B 248 OD1	-1.462	INTER-CHAIN
HIS A 254 ND1	ASP A 248 OD1	-1.615	INTRA-CHAIN
HIS A 254 ND1	ARG A 251 NH1	3.498	INTRA-CHAIN
HIS A 254 ND1	ARG B 251 NH1	3.038	INTER-CHAIN
HIS A 254 ND1	ASP A 256 OD1	-1.831	INTRA-CHAIN
HIS A 254 ND1	ASP B 256 OD1	-1.466	INTER-CHAIN
HIS A 254 ND1	ASP A 258 OD1	-1.441	INTRA-CHAIN
HIS A 254 ND1	ASP B 468 OD1	-1.382	INTER-CHAIN
HIS A 254 NE2	ARG B 126 NH1	2.119	INTER-CHAIN
HIS A 254 NE2	ASP B 248 OD1	-1.514	INTER-CHAIN
HIS A 254 NE2	ASP A 248 OD1	-1.554	INTRA-CHAIN
HIS A 254 NE2	ARG A 251 NH1	3.460	INTRA-CHAIN
HIS A 254 NE2	ARG B 251 NH1	3.011	INTER-CHAIN
HIS A 254 NE2	ASP A 256 OD1	-1.802	INTRA-CHAIN
HIS A 254 NE2	ASP A 258 OD1	-1.358	INTRA-CHAIN
HIS A 254 NE2	HIS B 465 NE2	1.510	INTER-CHAIN
HIS A 254 NE2	ASP B 468 OD1	-1.533	INTER-CHAIN
ASP A 256 OD1	HIS A 254 ND1	-1.831	INTRA-CHAIN
ASP A 256 OD2	HIS A 254 ND1	-1.745	INTRA-CHAIN
ASP A 258 OD1	HIS A 254 ND1	-1.441	INTRA-CHAIN
ASP A 258 OD2	HIS A 254 ND1	-1.472	INTRA-CHAIN
ARG A 262 NH2	HIS A 254 NE2	2.323	INTRA-CHAIN
ARG B 126 NH1	HIS A 254 NE2	2.119	INTER-CHAIN
ARG B 126 NH2	HIS A 254 NE2	2.387	INTER-CHAIN
ARG B 129 NH2	HIS A 254 NE2	2.128	INTER-CHAIN
ASP B 248 OD1	HIS A 254 ND1	-1.462	INTER-CHAIN
ASP B 248 OD2	HIS A 254 ND1	-1.684	INTER-CHAIN
ARG B 251 NH1	HIS A 254 NE2	3.011	INTER-CHAIN
ARG B 251 NH2	HIS A 254 NE2	2.598	INTER-CHAIN
ASP B 256 OD1	HIS A 254 ND1	-1.466	INTER-CHAIN
ASP B 256 OD2	HIS A 254 ND1	-1.421	INTER-CHAIN
HIS B 465 NE2	HIS A 254 NE2	1.510	INTER-CHAIN
ASP B 468 OD1	HIS A 254 ND1	-1.382	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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|        H|      254|      A|         H|      254|      B|
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Protrusion Index:
HIS A 254 N	0.39
HIS A 254 CA	0.42
HIS A 254 C	0.63
HIS A 254 O	0.69
HIS A 254 CB	0.51
HIS A 254 CG	0.64
HIS A 254 ND1	0.65
HIS A 254 CD2	0.67
HIS A 254 CE1	0.65
HIS A 254 NE2	0.77