Structural features of residue 66 in chain A

*********************************
Electrostatic Interactions:
HIS A 20 ND1	HIS A 66 ND1	2.074	INTRA-CHAIN
HIS A 20 ND1	HIS A 66 NE2	3.395	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 ND1	3.549	INTRA-CHAIN
HIS A 20 NE2	HIS A 66 NE2	4.677	INTRA-CHAIN
ARG A 28 NH1	HIS A 66 NE2	3.424	INTRA-CHAIN
ARG A 28 NH2	HIS A 66 NE2	4.060	INTRA-CHAIN
ASP A 63 OD1	HIS A 66 ND1	-1.736	INTRA-CHAIN
ASP A 63 OD2	HIS A 66 ND1	-2.029	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 ND1	1.448	INTRA-CHAIN
HIS A 64 ND1	HIS A 66 NE2	4.386	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 ND1	1.977	INTRA-CHAIN
HIS A 64 NE2	HIS A 66 NE2	7.226	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 ND1	2.074	INTRA-CHAIN
HIS A 66 ND1	HIS A 20 NE2	7.986	INTRA-CHAIN
HIS A 66 ND1	ARG A 28 NH1	2.989	INTRA-CHAIN
HIS A 66 ND1	ASP A 63 OD1	-1.736	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 ND1	1.448	INTRA-CHAIN
HIS A 66 ND1	HIS A 64 NE2	4.449	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 ND1	1.509	INTRA-CHAIN
HIS A 66 NE2	HIS A 20 NE2	4.677	INTRA-CHAIN
HIS A 66 NE2	ARG A 28 NH1	3.424	INTRA-CHAIN
HIS A 66 NE2	ASP A 63 OD1	-2.063	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 ND1	1.949	INTRA-CHAIN
HIS A 66 NE2	HIS A 64 NE2	7.226	INTRA-CHAIN

*********************************
Hydrogen bonds:

----------------------------------------------------------
|Res1 type| Res1 No.| Chain1| Res2 type| Res2 No.| Chain2|
----------------------------------------------------------
|        H|       66|      A|         Q|      131|      B|
----------------------------------------------------------

*********************************
Protrusion Index:
HIS A 66 N	0.02
HIS A 66 CA	0.10
HIS A 66 C	0.05
HIS A 66 O	0.04
HIS A 66 CB	0.05
HIS A 66 CG	0.07
HIS A 66 ND1	0.11
HIS A 66 CD2	0.16
HIS A 66 CE1	0.31
HIS A 66 NE2	0.25

*********************************
Salt bridges:
HIS A 20	HIS A 66	2.826	INTRA-CHAIN
HIS A 64	HIS A 66	3.123	INTRA-CHAIN

*********************************
Van der Waal's Interactions:
HIS A 20 NE2 142	HIS A 66 NE2 529	-0.070	INTRA-CHAIN
VAL A 22 CG2 157	HIS A 66 NE2 529	-0.148	INTRA-CHAIN
HIS A 64 NE2 511	HIS A 66 NE2 529	-0.893	INTRA-CHAIN