6PR9

S. aureus dihydrofolate reductase co-crystallized with 1-ethylpropyl-dihydropthalazine inhibitor and NADP(H)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3M08 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION29720% PEG6000, 0.1M MES, 0.15M Na Acetate
Crystal Properties
Matthews coefficientSolvent content
2.652.62

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.98α = 90
b = 78.98β = 90
c = 107.33γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++Osmic Mirrors2011-08-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH3R1.5418

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
12.0123.399.50.06218.911.31373222.02
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)
12.012.080.284

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT3M082.0123.2911.341372968999.660.17470.17220.218725.4
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d20.468
f_angle_d1.246
f_chiral_restr0.049
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1310
Nucleic Acid Atoms
Solvent Atoms164
Heterogen Atoms98

Software

Software
Software NamePurpose
PHENIXrefinement
CrystalCleardata collection
PHASERphasing
MOSFLMdata reduction
Aimlessdata scaling
PHENIXphasing