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THE CRYSTAL STRUCTURE OF THERMUS THERMOPHILUS 3-ISOPROPYLMALATE DEHYDROGENASE MUTATED AT 172TH FROM ALA TO GLY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.6 298 Ammonuim sulfate, potassium phosphate, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 3.7 67.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 78.61 α = 90 b = 78.61 β = 90 c = 158.06 γ = 120
Symmetry Space Group P 32 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 IMAGE PLATE RIGAKU RAXIS IIC 1997-05-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300
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 2.3 100 88.5 0.064 16105 2 31.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 THROUGHOUT 2.3 6 2 16105 1600 88.5 0.173 0.173 0.1657 0.221 0.2113 RANDOM 28.9
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 23.4 c_scbond_it 22.27 c_scangle_it 19.21 c_mcangle_it 3.76 c_mcbond_it 2.54 c_improper_angle_d 1.34 c_angle_deg 1.3 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2594 Nucleic Acid Atoms Solvent Atoms 55 Heterogen Atoms
Software Software Software Name Purpose X-PLOR model building CNS refinement X-PLOR phasing