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The crystal structure of Klebsiella pneumoniae acetolactate synthase with enzyme-bound cofactor and with an unusual intermediate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1JSC PDB entry 1JSC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.6 290 PEG 8000, ethylene glycol, sodium HEPES , pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 2.42 48.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 117.488 α = 90 b = 160.561 β = 90 c = 129.454 γ = 90
Symmetry Space Group C 2 2 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 4 mirrors 2002-02-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 14-BM-D 1.0 APS 14-BM-D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.3 100 88.2 0.057 17.7 3.5 48466 48466
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.3 2.38 49.3 0.126 4.5 1.7 3030
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 1JSC 2.3 100 47977 47977 4836 87.9 0.167 0.167 0.162 0.1622 0.214 0.213 RANDOM 26.92
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] -5.284 4.492 0.792
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.44 c_angle_d 1.23 c_improper_angle_d 0.78 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8256 Nucleic Acid Atoms Solvent Atoms 612 Heterogen Atoms 126
Software Software Software Name Purpose ADSC data collection SCALEPACK data scaling AMoRE phasing CNS refinement