1V94

Crystal structure of isocitrate dehydrogenase from Aeropyrum pernix


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5298PEG3350, ammonium citrate, pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Crystal Properties
Matthews coefficientSolvent content
2.6252.64

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 107.863α = 90
b = 107.863β = 90
c = 172.858γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42003-05-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE BL-6A1.000Photon FactoryBL-6A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.285099.70.0731.37.9473174717530.2
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.282.3699.40.2445.37.54600

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 REPLACEMENTTHROUGHOUTPDB ENTRY 4ICD2.2845.98471754711023540.2170.2150.2150.256RANDOM42.4
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]
1.381.38-2.76
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.8
c_scangle_it4.29
c_scbond_it3.11
c_mcangle_it2.83
c_mcbond_it1.95
c_angle_deg1.2
c_improper_angle_d0.87
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6617
Nucleic Acid Atoms
Solvent Atoms243
Heterogen Atoms

Software

Software
Software NamePurpose
CNSrefinement
HKL-2000data reduction
SCALEPACKdata scaling
MOLREPphasing