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Crystal structure of 3,4-Dihydroxy-2-butanone 4-phosphate synthase in complex with sulfate ion.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1G57
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 293 30% PEG 8000, 100mM MES, 0.2M Ammonium sulphate., pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.96 37.14
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.37 α = 75.92 b = 50.53 β = 85.88 c = 76.2 γ = 76.19
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 MARMOSAIC 225 mm CCD mirrors 2009-06-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.97869 ESRF BM14
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.8 50 88.73 0.089 0.064 7.2 2.6 16185 15424 1.98 41.55
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 2.95 88.8 0.29 0.21 2.6 2.6 2259
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) 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 1G57 2.803 48.909 2 1.98 16185 15399 786 88.73 0.2123 0.2123 0.2091 0.2039 0.2746 0.2696 throughout 0.5935
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] -6.5613 -22.7037 8.318 0.1698 5.0249 6.3915
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.488 f_angle_d 1.055 f_chiral_restr 0.061 f_bond_d 0.008 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5907 Nucleic Acid Atoms Solvent Atoms 57 Heterogen Atoms 30
Software Software Software Name Purpose MAR345 data collection PHASER phasing CCP4 model building PHENIX refinement MOSFLM data reduction SCALA data scaling CCP4 data scaling CCP4 phasing