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WILD TYPE PLASMODIUM FALCIPARUM DIHYDROFOLATE REDUCTASE-THYMIDYLATE SYNTHASE (PfDHFR-TS), DHF COMPLEX, NADP+, dUMP
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1J3I PDB ENTRY 1J3I
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 4.5 297 PEG 4000, NH4OAc, pH 4.5, Microbatch, temperature 297K
Crystal Properties Matthews coefficient Solvent content 2.61 52.95
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.057 α = 90 b = 156.785 β = 90 c = 165.032 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 mirrors 2004-10-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE Cu FINE FOCUS 1.54
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 2.5 49.82 100 0.09 19.1 53309 1 1
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 2.5 2.59 99.8 0.49 2.8344
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 PDB ENTRY 1J3I 2.5 49.82 53309 50342 2644 99.74 0.21511 0.2124 0.2051 0.26648 0.2512 RANDOM 42.262
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] 3 -1.14 -1.86
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.52 r_dihedral_angle_4_deg 15.386 r_dihedral_angle_3_deg 14.232 r_dihedral_angle_1_deg 6.603 r_angle_refined_deg 1.315 r_angle_other_deg 0.74 r_chiral_restr 0.073 r_bond_refined_d 0.009 r_gen_planes_refined 0.005 r_bond_other_d 0.001
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.52 r_dihedral_angle_4_deg 15.386 r_dihedral_angle_3_deg 14.232 r_dihedral_angle_1_deg 6.603 r_angle_refined_deg 1.315 r_angle_other_deg 0.74 r_chiral_restr 0.073 r_bond_refined_d 0.009 r_gen_planes_refined 0.005 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it r_scbond_it r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8927 Nucleic Acid Atoms Solvent Atoms 407 Heterogen Atoms 120
Software Software Software Name Purpose HKL-2000 data collection CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing REFMAC refinement