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Crystal Structure Of An Engineered K274RN276D Double Mutant of Xylose Reductase From Candida Tenuis Optimized To Utilize NAD
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1MI3 wild-type structure of xylose reductase from candida tenuis bound to nad, pdb entry 1MI3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.4 293 ammonium sulfate, sodium acetate, sodium citrate, pH 6.4, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.2 61.23
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 180.74 α = 90 b = 128.19 β = 90.43 c = 79.67 γ = 90
Symmetry Space Group C 1 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 100 IMAGE PLATE RIGAKU RAXIS IV 2003-11-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300 1.5418
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 2.2 30 99.4 0.084 12.51 91362 91362
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) 2.2 2.28 99.9 0.358 2.8
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 isomorphous wild-type structure of xylose reductase from candida tenuis bound to nad, pdb entry 1MI3 2.2 30 91237 91237 4476 0.194 0.194 0.1854 0.24 0.233 randomly, 4.9% of data
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_angle_deg 1.62804 c_bond_d 0.00917
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10132 Nucleic Acid Atoms Solvent Atoms 793 Heterogen Atoms 176
Software Software Software Name Purpose SCALEPACK data scaling CNS refinement CNS phasing