2WUA

Structure of the peroxisomal 3-ketoacyl-CoA thiolase from Sunflower


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP9HANGING DROP. HAKAT AT 10 MG/ML IN 20MM TRIS(HCL) PH9.0, 150MM NACL, 2MM EDTA, 5% (V/V) GLYCEROL, 2MM DTT MIXED WITH WELL SOLUTION: 20% (W/V) PEG 3350, 0.2M LI(CH3COO)2, 0.01M TAURINE.
Crystal Properties
Matthews coefficientSolvent content
2.347

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.596α = 90
b = 100.692β = 90
c = 105.296γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2007-11-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-1ESRFID23-1

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
11.878.699.20.09188.27799528.31
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)
11.81.994.80.522.65.4

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2C7Y1.850.3461.3777233387599.030.18720.18560.216533.44
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]
-0.8496-0.16141.011
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.664
f_angle_d1.02
f_chiral_restr0.068
f_bond_d0.006
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5734
Nucleic Acid Atoms
Solvent Atoms709
Heterogen Atoms

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALEPACKdata scaling
PHASERphasing