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Carbonic Anhydrase II in complex with novel sulfonamide inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2OQ5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 291 2.5 M ammonium sulfate
50 mM Tris
0.1 mM p-chloromercuribenzoic acid
1 mM Sulfonamide, pH 7.8, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.18 40.46
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.2 α = 90 b = 41.6 β = 104.3 c = 72.4 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 IMAGE PLATE MAR scanner 345 mm plate mirrors 2009-02-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE OTHER 1.5418
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 1.87 25 98.2 0.057 16.6 2.8 20128 20128
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 1.87 1.9 84.5 0.151 4 1.8 884
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 2OQ5 1.87 10 4 19475 18547 928 95.7 0.1648 0.163 0.155 0.1692 0.227 0.1818 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 1955 2225
RMS Deviations Key Refinement Restraint Deviation s_non_zero_chiral_vol 0.039 s_similar_adp_cmpnt 0.037 s_zero_chiral_vol 0.034 s_from_restr_planes 0.0271 s_angle_d 0.022 s_anti_bump_dis_restr 0.012 s_bond_d 0.006 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2010 Nucleic Acid Atoms Solvent Atoms 180 Heterogen Atoms 35
Software Software Software Name Purpose SHELXL-97 refinement CNS refinement MAR345 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing