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Carbonic Anhydrase II mutant H64C in complex with carbonate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other in house CAII wild type structure
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 291 2.75 M ammoniumsulfate
50 mM Tris
, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.15 39.82
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.4 α = 90 b = 41.2 β = 104.3 c = 71.9 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 110 CCD MARMOSAIC 225 mm CCD silicon 2009-02-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.2 0.91841 BESSY 14.2
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 1.4 25 97.2 0.056 15 2.4 46592 46592
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 1.4 1.42 94.1 0.286 2.9 2.1 2277
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 FOURIER SYNTHESIS FREE R in house CAII wild type structure 1.4 10 4 44844 42620 2224 94.4 0.1378 0.137 0.131 0.133 0.179 0.1403 RANDOM
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 4 1967 2206
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.078 s_zero_chiral_vol 0.06 s_non_zero_chiral_vol 0.059 s_similar_adp_cmpnt 0.053 s_anti_bump_dis_restr 0.035 s_from_restr_planes 0.0295 s_angle_d 0.028 s_bond_d 0.01 s_rigid_bond_adp_cmpnt 0.003 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2023 Nucleic Acid Atoms Solvent Atoms 177 Heterogen Atoms 5
Software Software Software Name Purpose SHELXL-97 refinement CNS refinement MAR345 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing