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Carbonic Anhyrdase II mutant W5CH64C with closed disulfide bond in complex with sulfate
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 ammonium sulfate
50 mM Tris
1mM CuSO4 (soaking), pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.17 40.51
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.3 α = 90 b = 41.5 β = 104.4 c = 72.2 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 2008-06-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.2 1.37848 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 1.38 25 97.2 0.04 25.6 2.7 48728 48728
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 1.38 1.4 75.8 0.156 5.2 1.9 1878
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-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 1.38 10 4 47961 45559 2402 95.9 0.1319 0.131 0.129 0.175 0.1602 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 9 1956 2219
RMS Deviations Key Refinement Restraint Deviation s_anti_bump_dis_restr 0.079 s_approx_iso_adps 0.079 s_non_zero_chiral_vol 0.07 s_zero_chiral_vol 0.068 s_similar_adp_cmpnt 0.051 s_angle_d 0.031 s_from_restr_planes 0.03 s_bond_d 0.012 s_rigid_bond_adp_cmpnt 0.004 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2000 Nucleic Acid Atoms Solvent Atoms 212 Heterogen Atoms 6
Software Software Software Name Purpose SHELXL-97 refinement CNS refinement MAR345 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing