☰ Navigation Tabs
Quadruple mutant (N51I+C59R+S108N+I164L) plasmodium falciparum dihydrofolate reductase-thymidylate synthase (PfDHFR-TS) complexed with compound 46 and NADPH
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4DP3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 4.6 298 0.1M sodium acetate, pH 4.6, 0.2M ammonium acetate, 25% PEG4000
Crystal Properties Matthews coefficient Solvent content 2.708 54.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.703 α = 90 b = 155.878 β = 90 c = 164.8 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 Nonius Kappa CCD 2003-10-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ENRAF-NONIUS FR591 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.64 43.951 90.6 0.103 10.8 5.08 39860
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.64 2.75 0.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT NONE 4DP3 2.644 43.951 39860 1980 89.708 0.256 0.2518 0.1868 0.3319 0.2669 51.836
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] 27.958 -5.781 -22.177
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.991 r_dihedral_angle_4_deg 18.94 r_dihedral_angle_3_deg 18.485 r_lrange_other 10.101 r_lrange_it 10.1 r_dihedral_angle_1_deg 8.28 r_mcangle_it 7.379 r_mcangle_other 7.379 r_scangle_it 7.14 r_scangle_other 7.139
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.991 r_dihedral_angle_4_deg 18.94 r_dihedral_angle_3_deg 18.485 r_lrange_other 10.101 r_lrange_it 10.1 r_dihedral_angle_1_deg 8.28 r_mcangle_it 7.379 r_mcangle_other 7.379 r_scangle_it 7.14 r_scangle_other 7.139 r_mcbond_it 4.701 r_mcbond_other 4.7 r_scbond_it 4.547 r_scbond_other 4.547 r_angle_other_deg 2.313 r_angle_refined_deg 1.797 r_nbd_other 0.27 r_symmetry_nbd_refined 0.219 r_symmetry_nbd_other 0.216 r_nbd_refined 0.209 r_xyhbond_nbd_refined 0.181 r_nbtor_refined 0.175 r_symmetry_xyhbond_nbd_other 0.115 r_symmetry_xyhbond_nbd_refined 0.102 r_chiral_restr 0.092 r_symmetry_nbtor_other 0.072 r_bond_other_d 0.035 r_gen_planes_other 0.026 r_gen_planes_refined 0.013 r_bond_refined_d 0.011
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8818 Nucleic Acid Atoms Solvent Atoms 89 Heterogen Atoms 150
Software Software Software Name Purpose REFMAC refinement DENZO data reduction HKL-2000 data scaling MOLREP phasing