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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 1OQ5 PDB entry 1OQ5
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 2.17 40.21
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.4 α = 90 b = 41.4 β = 104.6 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 MAR CCD 165 mm silicon 2008-02-16 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 1.17 25 97.3 0.048 16.8 3 79675 79675
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 1.17 1.19 95.4 0.182 5.7 2.8 3895
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 PDB entry 1OQ5 1.17 10 4 77967 74020 3947 95.3 0.1282 0.127 0.124 0.1384 0.161 0.1503 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 7 1975.86 2339.48
RMS Deviations Key Refinement Restraint Deviation s_non_zero_chiral_vol 0.081 s_approx_iso_adps 0.08 s_zero_chiral_vol 0.077 s_anti_bump_dis_restr 0.068 s_similar_adp_cmpnt 0.041 s_from_restr_planes 0.0308 s_angle_d 0.03 s_bond_d 0.021 s_rigid_bond_adp_cmpnt 0.005 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2043 Nucleic Acid Atoms Solvent Atoms 266 Heterogen Atoms 32
Software Software Software Name Purpose SHELXL-97 refinement CNS refinement MAR345 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing