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1.8 Angstrom Resolution Crystal Structure of K135M Mutant of Transaldolase B (TalA) from Francisella tularensis in Complex with Fructose 6-phosphate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3IGX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.3 295 Protein: 9.4mG/mL, 0.5M Sodium chloride, 0.1M TRIS-HCl, 0.02M Fructose 6-phosphate;
Screen: PEG's (H1), 0.2M Potassium/Sodium tartrate, 20% (w/v) PEG3350., pH 8.3, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.17 43.34
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.844 α = 90 b = 86.73 β = 90 c = 140.493 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 MARMOSAIC 225 mm CCD Beryllium lenses 2011-07-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
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 1.8 30 100 0.075 24.5 7.2 63010 63010 -3 24.3
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 1.8 1.83 100 0.582 3.7 7.2 3096
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 3IGX 1.8 29.58 59591 59591 3187 99.82 0.16006 0.16006 0.15836 0.19238 0.2091 RANDOM 21.432
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] 0.99 -0.1 -0.89
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.032 r_dihedral_angle_4_deg 11.218 r_dihedral_angle_3_deg 9.063 r_scangle_it 4.688 r_scbond_it 2.845 r_dihedral_angle_1_deg 2.458 r_mcangle_it 1.792 r_angle_refined_deg 1.344 r_mcbond_it 1.011 r_angle_other_deg 0.865
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.032 r_dihedral_angle_4_deg 11.218 r_dihedral_angle_3_deg 9.063 r_scangle_it 4.688 r_scbond_it 2.845 r_dihedral_angle_1_deg 2.458 r_mcangle_it 1.792 r_angle_refined_deg 1.344 r_mcbond_it 1.011 r_angle_other_deg 0.865 r_mcbond_other 0.309 r_chiral_restr 0.087 r_bond_refined_d 0.011 r_gen_planes_refined 0.005 r_gen_planes_other 0.002 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4867 Nucleic Acid Atoms Solvent Atoms 610 Heterogen Atoms 95
Software Software Software Name Purpose Blu-Ice data collection PHASER phasing REFMAC refinement HKL-3000 data reduction HKL-3000 data scaling