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Crystal structure of the Y7I mutant of human carbonic anhydrase II
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ILI PDB entry 2ili
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 1.7 M sodium citrate, 100 mM Tris, droplet is 1:1 mixture of the protein and reservoir, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.15 42.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.789 α = 90 b = 41.598 β = 104.83 c = 73.195 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 IMAGE PLATE RIGAKU RAXIS IV++ mirror 2008-11-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R 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 1.5 20 96.9 0.099 10.4 3.1 38853 36906 1 2 23.5
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 1.5 1.55 90.4 0.417 2.9 3606
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 (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 2ili 1.5 20 2 1 38853 36906 1934 94 0.166 0.166 0.1756 0.211 0.2074 random 21.0801
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2045 Nucleic Acid Atoms Solvent Atoms 186 Heterogen Atoms 16
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHELX refinement PDB_EXTRACT data extraction CrystalClear data collection HKL-2000 data reduction CNS phasing SHELXL refinement