3W7E

Structure of Trypanosoma cruzi dihydroorotate dehydrogenase in complex with MII-5-179


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3W71PDB ENTRY 3W71

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.22770.1M Cacodylate, 13% PEG3350, 0.05M Hexaamminecobalt (III) Chloride, 1mM Oxonate, pH 5.2, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.3146.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.059α = 90
b = 71.821β = 90
c = 128.61γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray77CCDADSC QUANTUM 2702009-11-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE BL-17A0.98Photon FactoryBL-17A

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
11.565099.40.07210.2689165-3
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)
11.561.5998.80.4293.715.84373

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 3W711.5649.4589053446099.130.14270.14110.1734RANDOM14.6151
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]
0.33-0.570.23
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.247
r_dihedral_angle_4_deg16.253
r_dihedral_angle_3_deg11.978
r_dihedral_angle_1_deg6.341
r_angle_refined_deg2.275
r_mcangle_it2.013
r_mcbond_it1.385
r_mcbond_other1.325
r_angle_other_deg1.104
r_chiral_restr0.143
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.247
r_dihedral_angle_4_deg16.253
r_dihedral_angle_3_deg11.978
r_dihedral_angle_1_deg6.341
r_angle_refined_deg2.275
r_mcangle_it2.013
r_mcbond_it1.385
r_mcbond_other1.325
r_angle_other_deg1.104
r_chiral_restr0.143
r_bond_refined_d0.024
r_gen_planes_refined0.017
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4776
Nucleic Acid Atoms
Solvent Atoms677
Heterogen Atoms245

Software

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