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Cyclic secondary sulfonamides: unusually good inhibitors of cancer- related carbonic anhydrase enzymes
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3ML2 PDB ENTRY 3ML2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.5 293 THE PROTEIN WAS AT 14 MG/ML. THE RESERVOIR WAS 2.9 M AMMONIUM SULFATE, 100 MM TRIS PH 8.5. THE DROPS WERE 210 NL PROTEIN PLUS 110 NL RESERVOIR PLUS 40 NL COMPOUND. THE CRYSTALS GREW AT 20C.
Crystal Properties Matthews coefficient Solvent content 2.11 41.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.183 α = 90 b = 41.21 β = 104.64 c = 71.919 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 ADSC CCD 2011-12-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX2 Australian Synchrotron MX2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 1.45 70 98.8 0.1 12.8 7.3 42055
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.45 1.53 97.4 0.62 3.6 7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 PDB ENTRY 3ML2 1.45 40.85 39921 2118 98.55 0.15903 0.15732 0.165 0.19106 0.1984 RANDOM 11.893
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] 0.05 -0.1 0.01 -0.03
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.061 r_dihedral_angle_4_deg 19.878 r_dihedral_angle_3_deg 12.765 r_dihedral_angle_1_deg 6.958 r_long_range_B_other 5.155 r_long_range_B_refined 5.154 r_scangle_other 4.028 r_scbond_it 2.807 r_scbond_other 2.794 r_angle_refined_deg 2.439
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.061 r_dihedral_angle_4_deg 19.878 r_dihedral_angle_3_deg 12.765 r_dihedral_angle_1_deg 6.958 r_long_range_B_other 5.155 r_long_range_B_refined 5.154 r_scangle_other 4.028 r_scbond_it 2.807 r_scbond_other 2.794 r_angle_refined_deg 2.439 r_mcangle_it 2.384 r_mcangle_other 2.383 r_mcbond_other 1.709 r_mcbond_it 1.708 r_angle_other_deg 1.048 r_chiral_restr 0.159 r_bond_refined_d 0.025 r_gen_planes_refined 0.014 r_bond_other_d 0.007 r_gen_planes_other 0.003 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2039 Nucleic Acid Atoms Solvent Atoms 244 Heterogen Atoms 17
Software Software Software Name Purpose REFMAC refinement XDS data reduction SCALA data scaling PHASER phasing