1ONZ

Oxalyl-aryl-Amino Benzoic acid Inhibitors of PTP1B, compound 8b


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.1277Precipitation buffer: 100 mM Hepes, 0.2 M Magnesium Acetate, 14% PEG8000, pH 7.1, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.1961.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.614α = 90
b = 88.614β = 90
c = 105.167γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHmirrors2000-03-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.22094.80.0460.04613.24.42491323620142.8
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.22.2895.20.2660.2662.44.52448

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1TYR and initial internal refinement of other complexes2.419.7321849516513165186.40.2290.2260.1930.223RANDOM45.1
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]
4.966.814.96-9.91
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.3
c_scangle_it8.55
c_scbond_it6.35
c_mcangle_it5.6
c_mcbond_it3.85
c_angle_deg1.3
c_improper_angle_d0.88
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2301
Nucleic Acid Atoms
Solvent Atoms279
Heterogen Atoms26

Software

Software
Software NamePurpose
CNXrefinement
MAR345data collection
HKL-2000data scaling
CNXphasing