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Benzensulfonamides bearing spyrohydantoin moieties act as potent inhibitors of human carbonic anhydrases II and VII and show neuropathic pain attenuating effects
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6C7X PDB entry 6C7X
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 281 200 nL 7 mg/mL protein + 200 nL reservoir (50 mM Tris, pH 8.0-8.2, 2.5-2.8 M ammonium sulfate)
Crystal Properties Matthews coefficient Solvent content 2.09 41.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.336 α = 90 b = 41.447 β = 104.32 c = 72.073 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 QUANTUM 210r 2018-04-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 0.9537 Australian Synchrotron MX1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) 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 40 91.6 0.057 0.022 0.999 21.5 7.2 39477
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.45 1.47 69.6 0.147 0.063 0.983 8.3 5.9
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 6C7X 1.45 39.98 37463 1997 91.35 0.14835 0.14734 0.1569 0.166 0.1714 RANDOM 9.234
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 -0.08 0.03 -0.03
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.224 r_dihedral_angle_4_deg 21.586 r_dihedral_angle_3_deg 12.515 r_dihedral_angle_1_deg 6.932 r_long_range_B_refined 4.061 r_long_range_B_other 4.061 r_scangle_other 2.715 r_angle_refined_deg 1.957 r_scbond_it 1.787 r_scbond_other 1.779
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.224 r_dihedral_angle_4_deg 21.586 r_dihedral_angle_3_deg 12.515 r_dihedral_angle_1_deg 6.932 r_long_range_B_refined 4.061 r_long_range_B_other 4.061 r_scangle_other 2.715 r_angle_refined_deg 1.957 r_scbond_it 1.787 r_scbond_other 1.779 r_mcangle_it 1.701 r_mcangle_other 1.7 r_angle_other_deg 1.533 r_mcbond_it 1.085 r_mcbond_other 1.083 r_chiral_restr 0.103 r_bond_refined_d 0.015 r_gen_planes_refined 0.012 r_gen_planes_other 0.002 r_bond_other_d 0.001 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 2054 Nucleic Acid Atoms Solvent Atoms 316 Heterogen Atoms 38
Software Software Software Name Purpose REFMAC refinement XDS data reduction Aimless data scaling PHASER phasing