4CQA

Plasmodium falciparum dihydroorotate dehydrogenase (DHODH) in complex with IDI-6273


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION293CO-CRYSTALS WERE GROWN BY VAPOUR DIFFUSION AT 20 DEGREES C FROM A SOLUTION OF PROTEIN AT 10 MG/ML IN BUFFER (10 MM HEPES PH 7.8, 100 MM SODIUM CHLORIDE, 5% GLYCEROL, 10 MM DTT, 1 MM LDAO) CONTAINING 2 MM L-DIHYDROOROTATE, 2 MM GENZ-669178, 10 MM LDAO, MIXED WITH AN EQUAL VOLUME OF PRECIPITANT (20% PEG 3350, 0.1M MES PH 6.5)
Crystal Properties
Matthews coefficientSolvent content
2.9257.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.95α = 90
b = 166.41β = 107.91
c = 63.16γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2012-10-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I03DiamondI03

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
12.82166.4197.80.082.32460372.58
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)
12.822.8298.70.352.72.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONOTHERTHROUGHOUTNONE2.8260.12053284682.020.1730.17060.2303RANDOM67.38
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]
5.99795.5894-18.508312.5104
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion21.15
t_omega_torsion2.68
t_angle_deg1.18
t_bond_d0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion21.15
t_omega_torsion2.68
t_angle_deg1.18
t_bond_d0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5850
Nucleic Acid Atoms
Solvent Atoms137
Heterogen Atoms132

Software

Software
Software NamePurpose
BUSTERrefinement
XDSdata reduction
SCALAdata scaling