1HBJ

X-ray Crystal structure of complex between Torpedo californica AChE and a reversible inhibitor, 4-Amino-5-fluoro-2-methyl-3-(3-trifluoroacetylbenzylthiomethyl)quinoline


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2ACEPDB ENTRY 2ACE

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.8277PROTEIN WAS CRYSTALLISED FROM 35-40% W/V PEG 200 0.1M MES PH 5.8 4 DEG. CELSIUS
Crystal Properties
Matthews coefficientSolvent content
3.868

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 112.332α = 90
b = 112.332β = 90
c = 137.073γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray120IMAGE PLATERIGAKU RAXIS IICMIRRORS1997-02-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR300

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.529.398.40.04119.23.73441038.3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.5991.80.192.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2ACE2.529.3134410169098.30.1830.1830.214RANDOM37.9
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]
5.736.585.73-11.46
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.2
c_scangle_it3.65
c_scbond_it2.65
c_mcangle_it2.14
c_angle_deg2
c_improper_angle_d1.42
c_mcbond_it1.32
c_bond_d0.021
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.2
c_scangle_it3.65
c_scbond_it2.65
c_mcangle_it2.14
c_angle_deg2
c_improper_angle_d1.42
c_mcbond_it1.32
c_bond_d0.021
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4244
Nucleic Acid Atoms
Solvent Atoms171
Heterogen Atoms95

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
X-PLORphasing
CNSphasing
CNSrefinement