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Carbonic anhydrase inhibitors. Interaction of the antitumor sulfamate EMD-486019 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 2Q1Q PDB ENTRY 2Q1Q
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.7 277 50mM Tris-HCl pH 7.7-7.8, 2mM sodium 4-(hydroxymercury)benzoate, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.11 41.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.257 α = 90 b = 41.586 β = 104.3 c = 72.466 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 KM4CCD/Sapphire 2007-02-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE OXFORD DIFFRACTION ENHANCED ULTRA 1.5418
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 1.9 20 98.9 0.143 8.3 3.7 18385 18182 2
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) 1.9 2 94.3 0.369 3.5 2.7 2648
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 2Q1Q 1.9 14.59 17201 920 93.1 0.20782 0.20523 0.2074 0.25586 0.2172 RANDOM 8.816
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] 0.17 0.03 0.27 -0.43
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.016 r_dihedral_angle_4_deg 18.449 r_dihedral_angle_3_deg 16.483 r_dihedral_angle_1_deg 6.195 r_scangle_it 2.142 r_angle_refined_deg 1.383 r_scbond_it 1.363 r_mcangle_it 0.906 r_mcbond_it 0.526 r_nbtor_refined 0.307
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.016 r_dihedral_angle_4_deg 18.449 r_dihedral_angle_3_deg 16.483 r_dihedral_angle_1_deg 6.195 r_scangle_it 2.142 r_angle_refined_deg 1.383 r_scbond_it 1.363 r_mcangle_it 0.906 r_mcbond_it 0.526 r_nbtor_refined 0.307 r_nbd_refined 0.2 r_symmetry_vdw_refined 0.188 r_symmetry_hbond_refined 0.108 r_metal_ion_refined 0.09 r_chiral_restr 0.085 r_bond_refined_d 0.009 r_gen_planes_refined 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2042 Nucleic Acid Atoms Solvent Atoms 147 Heterogen Atoms 26
Software Software Software Name Purpose REFMAC refinement CrysalisPro data collection CrysalisPro data reduction SCALA data scaling AMoRE phasing