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Methylenetetrahydrofolate dehydrogenase/methenyltetrahydrofolate cyclohydrolase, putative bifunctional protein folD from Francisella tularensis.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1A4I PDB ENTRY 1A4I
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 289 0.2 M ammonium acetate, 0.1 M HEPES buffre, 25% PEG-3350, 10 mM NADP, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties Matthews coefficient Solvent content 2.24 45.11
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 70.299 α = 90 b = 73.385 β = 90 c = 106.916 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 ADSC QUANTUM 315 2009-11-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9792 APS 19-ID
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 1.88 43.2 99.8 0.089 9.4 7.2 45729 45729 35
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 1.88 1.91 98.1 0.805 2.78 6.5 2217
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 (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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1A4I 1.88 43.2 45643 45643 2302 99.6 0.168 0.168 0.165 0.171 0.208 0.21 RANDOM 20.187
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 -0.79 -0.21
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.179 r_dihedral_angle_4_deg 19.386 r_dihedral_angle_3_deg 15.282 r_dihedral_angle_1_deg 5.792 r_scangle_it 4.67 r_scbond_it 2.821 r_mcangle_it 1.733 r_angle_refined_deg 1.663 r_mcbond_it 1.01 r_angle_other_deg 0.982
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.179 r_dihedral_angle_4_deg 19.386 r_dihedral_angle_3_deg 15.282 r_dihedral_angle_1_deg 5.792 r_scangle_it 4.67 r_scbond_it 2.821 r_mcangle_it 1.733 r_angle_refined_deg 1.663 r_mcbond_it 1.01 r_angle_other_deg 0.982 r_mcbond_other 0.322 r_chiral_restr 0.105 r_bond_refined_d 0.02 r_gen_planes_refined 0.008 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4284 Nucleic Acid Atoms Solvent Atoms 437 Heterogen Atoms 35
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling REFMAC refinement PDB_EXTRACT data extraction SBC-Collect data collection HKL-3000 data reduction MOLREP phasing HKL-3000 phasing