1CW4

CRYSTAL STRUCTURE OF K230M ISOCITRATE DEHYDROGENASE IN COMPLEX WITH ALPHA-KETOGLUTARATE


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.8298AMMONIUM SULFATE, DTT, NAN3, MN-ALPHA-KETOGLUTARATE, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Crystal Properties
Matthew coefficientSolvent content
4.3371.57

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 102.8α = 90
b = 102.8β = 90
c = 150.1γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110IMAGE PLATEMARRESEARCHMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL7-1SSRLBL7-1

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
12.110090.90.06210.64.6410384076116

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONTHROUGHOUT2.1540738798389988.40.1840.1840.1840.226RANDOM17.6
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]
1.311.31-2.61
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d23.7
x_improper_angle_d1.3
x_angle_deg1.3
x_bond_d0.006
x_dihedral_angle_d_prot
x_angle_d_na
x_angle_d
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d23.7
x_improper_angle_d1.3
x_angle_deg1.3
x_bond_d0.006
x_dihedral_angle_d_prot
x_angle_d_na
x_angle_d
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
x_dihedral_angle_d_na
x_angle_d_prot
x_bond_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3174
Nucleic Acid Atoms
Solvent Atoms334
Heterogen Atoms16

Software

Software
Software NamePurpose
X-PLORmodel building
X-PLORrefinement
DENZOdata reduction
CCP4data scaling
X-PLORphasing