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Double mutant (C59R+S108N) Plasmodium falciparum dihydrofolate reductase-thymidylate synthase (PfDHFR-TS) complexed with pyrimethamine, NADPH, and dUMP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 microbatch under oil 4.6 298 PEG 4000, ammonium acetate, sodium acetate, pH 4.6, microbatch under oil, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.57 51.72
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.343 α = 90 b = 154.999 β = 90 c = 164.001 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD BRANDEIS - B4 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 1.0414 NSLS X12C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.3 23.83 90.1 0.063 6.6 3.4 62528 25.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.3 2.38 77.2 0.24
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION FOURIER SYNTHESIS THROUGHOUT 2.3 23.83 64809 61136 3087 94.3 0.2 0.2 0.198 0.1984 0.231 0.2327 RANDOM 39.6
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] 1.18 0.96 -2.14
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.7 c_scangle_it 2.82 c_mcangle_it 2.53 c_angle_deg 1.9 c_scbond_it 1.89 c_improper_angle_d 1.53 c_mcbond_it 1.45 c_bond_d 0.013 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.7 c_scangle_it 2.82 c_mcangle_it 2.53 c_angle_deg 1.9 c_scbond_it 1.89 c_improper_angle_d 1.53 c_mcbond_it 1.45 c_bond_d 0.013 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 Atoms Number Protein Atoms 9058 Nucleic Acid Atoms Solvent Atoms 733 Heterogen Atoms 170
Software Software Software Name Purpose CNS refinement d*TREK data reduction d*TREK data scaling CNS phasing