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Carbonic anhydrase inhibitors. Interaction of 2-(hydrazinocarbonyl)-3-phenyl-1H-indole-5-sulfonamide with twelve mammalian isoforms: kinetic and X-Ray crystallographic studies
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1CA2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.7 277 Tris HCl pH 7.7-7.8 , sodium 4-(hydroxymercury)benzoate , VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.08 40.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42 α = 90 b = 41.35 β = 104.35 c = 72.34 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 OXFORD SAPPHIRE CCD 2007-09-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE OXFORD DIFFRACTION ENHANCE ULTRA 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 1.89 20 99 0.12 4.6 19119 2
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) 1.89 1.97 0.46 3 1920
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1ca2 1.89 20 18123 977 98.64 0.1983 0.19611 0.23862 0.164 RANDOM 13.278
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] 0.18 0.13 -0.16 0.05
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.433 r_dihedral_angle_4_deg 19.231 r_dihedral_angle_3_deg 17.247 r_dihedral_angle_1_deg 6.268 r_scangle_it 2.219 r_angle_refined_deg 1.543 r_scbond_it 1.414 r_mcangle_it 0.958 r_mcbond_it 0.56 r_nbtor_refined 0.308
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.433 r_dihedral_angle_4_deg 19.231 r_dihedral_angle_3_deg 17.247 r_dihedral_angle_1_deg 6.268 r_scangle_it 2.219 r_angle_refined_deg 1.543 r_scbond_it 1.414 r_mcangle_it 0.958 r_mcbond_it 0.56 r_nbtor_refined 0.308 r_chiral_restr 0.221 r_nbd_refined 0.197 r_symmetry_vdw_refined 0.184 r_symmetry_hbond_refined 0.145 r_xyhbond_nbd_refined 0.136 r_metal_ion_refined 0.055 r_bond_refined_d 0.009 r_gen_planes_refined 0.004 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2062 Nucleic Acid Atoms Solvent Atoms 194 Heterogen Atoms 25
Software Software Software Name Purpose REFMAC refinement CrysalisPro data collection CrysalisPro data reduction SCALA data scaling AMoRE phasing