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CRYSTAL STRUCTURE OF THE THYMIDYLATE SYNTHASE K48Q COMPLEXED WITH DUMP
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FFL PDB ENTRIES 1FFL AND 1FWM experimental model PDB 1FWM PDB ENTRIES 1FFL AND 1FWM
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 20 MM POTASSIUM PHOSPHATE BUFFER, 4 MM DTT AND INCREMENTS IN AMMONIUM SULFATE FROM 2.05 TO 2.6 M, PH 7.5 TO 8
Crystal Properties Matthews coefficient Solvent content 3.6 66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 132.87 α = 90 b = 132.87 β = 90 c = 132.87 γ = 90
Symmetry Space Group I 21 3
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 AREA DETECTOR ENRAF-NONIUS 1999-11-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE
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 2.15 95.35 91.5 0.09 4.4 21347 20.9
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 (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRIES 1FFL AND 1FWM 2.2 15.05 18173 1426 91.5 0.185 0.185 0.205 RANDOM 31.8
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 Key Refinement Restraint Deviation c_dihedral_angle_d 25.5 c_scangle_it 3.28 c_scbond_it 2.19 c_mcangle_it 1.94 c_angle_deg 1.8 c_mcbond_it 1.25 c_improper_angle_d 1.22 c_bond_d 0.01 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.5 c_scangle_it 3.28 c_scbond_it 2.19 c_mcangle_it 1.94 c_angle_deg 1.8 c_mcbond_it 1.25 c_improper_angle_d 1.22 c_bond_d 0.01 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 2150 Nucleic Acid Atoms Solvent Atoms 44 Heterogen Atoms 23
Software Software Software Name Purpose CNS refinement MADNESS data reduction PROCOR data reduction Agrovata data scaling ROTAVATA data scaling SCALA data scaling TRUNCATE data scaling X-PLOR phasing