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Nucleophile recognition as an alternative inhibition mode for benzoic acid based carbonic anhydrase inhibitors
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3KS3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 291 3M Ammonium Sulfate, pH 8, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.09 41.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.204 α = 90 b = 41.479 β = 104.32 c = 72.119 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 100 CCD BRUKER SMART 6000 2011-04-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ENRAF-NONIUS FR571 1.54184
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.6 69.88 99.66 32142 32032 1 1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.6 1.642 98.84
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 MOLECULAR REPLACEMENT THROUGHOUT 3KS3 1.6 69.88 1 32032 32032 1628 99.66 0.171 0.17102 0.16887 0.1691 0.21076 0.2093 RANDOM 10.422
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] -0.01 -0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.01 r_dihedral_angle_4_deg 22.302 r_dihedral_angle_3_deg 13.127 r_dihedral_angle_1_deg 6.961 r_scangle_it 4.781 r_scbond_it 3.16 r_mcangle_it 2.136 r_angle_refined_deg 2.103 r_mcbond_it 1.339 r_chiral_restr 0.157
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.01 r_dihedral_angle_4_deg 22.302 r_dihedral_angle_3_deg 13.127 r_dihedral_angle_1_deg 6.961 r_scangle_it 4.781 r_scbond_it 3.16 r_mcangle_it 2.136 r_angle_refined_deg 2.103 r_mcbond_it 1.339 r_chiral_restr 0.157 r_bond_refined_d 0.025 r_gen_planes_refined 0.013
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2049 Nucleic Acid Atoms Solvent Atoms 178 Heterogen Atoms 39
Software Software Software Name Purpose APEX data collection PHASER phasing REFMAC refinement APEX data reduction