Experiment: 4BTL

Aromatic interactions in acetylcholinesterase-inhibitor complexes

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1J06	PDB ENTRY 1J06

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7		27-31 %(W/V) PEG750MME, 0.1 M HEPES PH 7.0-7.1

Crystal Properties
Matthews coefficient	Solvent content
2.1	41

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.671	α = 90
b = 110.824	β = 90
c = 227.112	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD		MIRRORS	2013-01-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	MAX II BEAMLINE I911-3		MAX II	I911-3

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.5	29.05	99.7	0.08	13.7	6.4		69367		2	44.02

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.64	99.6		0.45	3.4	6.5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	PDB ENTRY 1J06	2.5	28.813	1.34	68722	1384	98.86	0.1916	0.1908	0.1814	0.2316	0.2171	55.01

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
3.4814			14.3665		-17.848

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.667
f_angle_d	1.094
f_chiral_restr	0.077
f_bond_d	0.007
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8325
Nucleic Acid Atoms
Solvent Atoms	318
Heterogen Atoms	263

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
SCALA	data scaling
REFMAC	phasing