3QKP

Protein Tyrosine Phosphatase 1B - Apo W179F mutant with open WPD-loop


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52772uL of protein solution (12 mg/mL PTP1B W179F in 10 mM Tris pH 7.5, 25 mM NaCl, 0.2 mM EDTA and 3 mM DTT), 0.5 uL sucrose 30 % (w/v) and 3 uL of precipitant solution (0.1 M Hepes pH 7.5, 0.2 M magnesium acetate and 15-20 % polyethylene glycol 8000). The well solution was 500 uL of precipitant solution., vapor diffusion, sitting drop, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.1560.96

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.282α = 90
b = 88.282β = 90
c = 104.535γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++mirrors2007-07-10SINGLE 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)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
12.055098.70.10310.55.9298082980829.37
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)
12.052.1297.80.6496.12888

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)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 REPLACEMENTPDB entry 2CM2 with the active site water molecules removed2.0538.2272963229632149698.220.20610.20610.2040.2452Random39.0278
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]
0.08180.0818-0.1636
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.158
f_angle_d1.104
f_chiral_restr0.078
f_bond_d0.008
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2372
Nucleic Acid Atoms
Solvent Atoms239
Heterogen Atoms20

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
CrystalCleardata collection
HKL-2000data reduction
HKL-2000data scaling
PHASERphasing