2QF1

Rat cytosolic PEPCK in complex with oxaloacetic acid.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.429825% PEG 3350, 10 mM MnCl2, 0.1M HEPES pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.2344.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 45.218α = 90
b = 119.34β = 108.71
c = 60.808γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Bent conical Si-mirror (Rh coated)2006-12-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 14-BM-C0.9APS14-BM-C

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
11.810089.30.07812.27502175021722
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)
11.81.8646.40.5165.52583

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation 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 REPLACEMENTTHROUGHOUT2QEW1.824.485019950199255489.270.1950.1950.1940.228RANDOM30.508
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]
0.070.05-0.03-0.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.008
r_dihedral_angle_4_deg16.875
r_dihedral_angle_3_deg15.786
r_dihedral_angle_1_deg5.372
r_scangle_it1.732
r_angle_refined_deg1.116
r_scbond_it1.08
r_mcangle_it0.618
r_mcbond_it0.347
r_nbtor_refined0.305
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.008
r_dihedral_angle_4_deg16.875
r_dihedral_angle_3_deg15.786
r_dihedral_angle_1_deg5.372
r_scangle_it1.732
r_angle_refined_deg1.116
r_scbond_it1.08
r_mcangle_it0.618
r_mcbond_it0.347
r_nbtor_refined0.305
r_symmetry_vdw_refined0.201
r_nbd_refined0.185
r_symmetry_hbond_refined0.171
r_xyhbond_nbd_refined0.12
r_metal_ion_refined0.087
r_chiral_restr0.078
r_bond_refined_d0.008
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4762
Nucleic Acid Atoms
Solvent Atoms363
Heterogen Atoms12

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction
HKL-2000data scaling
MOLREPphasing