3UM6

Double mutant (A16V+S108T) Plasmodium falciparum DHFR-TS (T9/94) complexed with cycloguanil, NADPH and dUMP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH4.62970.1mM sodium acetate, 25% (w/v) PEG 4000, 0.2M ammonium acetate, pH 4.6, microbatch, temperature 297K
Crystal Properties
Matthews coefficientSolvent content
2.5351.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 56.696α = 90
b = 155.549β = 90
c = 164.962γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCD2010-09-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEENRAF-NONIUS FR5911.5418

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
12.653099.90.07923.68.143621
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)
12.652.7499.70.3553.64266

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT2.6529.1143280217499.90.2030.2030.257RANDOM48.5
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]
9.72-0.42-9.3
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.9
c_scangle_it2.62
c_mcangle_it2.35
c_scbond_it1.76
c_angle_deg1.4
c_mcbond_it1.36
c_improper_angle_d0.79
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.9
c_scangle_it2.62
c_mcangle_it2.35
c_scbond_it1.76
c_angle_deg1.4
c_mcbond_it1.36
c_improper_angle_d0.79
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9046
Nucleic Acid Atoms
Solvent Atoms371
Heterogen Atoms170

Software

Software
Software NamePurpose
SCALEPACKdata scaling
AMoREphasing
CNSrefinement
PDB_EXTRACTdata extraction
DENZOdata reduction