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Three dimensional structure of human carbonic anhydrase II in complex with 2-(But-2-yn-1-ylsulfamoyl)-4-sulfamoylbenzoic acid
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4BF1 PDB ENTRY 4BF1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 9 294 1,54 M SODIUM CITRATE 60 MM TRIS- HCL, PH 9.0, PROTEIN 10 MG/ML 5-10 MM INHIBITOR (STOCK SOLUTION WAS 100 MM INHIBITOR DISSOLVED IN 100% DIMETHYL SULFOXIDE) VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 294K, TIME 2-5 DAYS
Crystal Properties Matthews coefficient Solvent content 2.1 42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.28 α = 90 b = 41.62 β = 104.48 c = 72.04 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 MARRESEARCH MULTILAYER 2013-11-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I911-3 MAX II I911-3
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 1.36 20 99.8 0.05 10 2.6 52730 2.4 8.9
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 1.36 1.43 99.7 0.39 2.4 2.3
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 4BF1 1.36 69.75 50028 2685 99.75 0.12016 0.11795 0.1321 0.16114 0.1681 RANDOM 14.963
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] -0.66 0.03 0.05 0.53
RMS Deviations Key Refinement Restraint Deviation r_sphericity_free 40.253 r_dihedral_angle_2_deg 36.032 r_dihedral_angle_4_deg 22.669 r_sphericity_bonded 12.15 r_dihedral_angle_3_deg 10.887 r_dihedral_angle_1_deg 6.675 r_scbond_it 3.157 r_rigid_bond_restr 2.352 r_mcangle_it 2.159 r_angle_refined_deg 1.709
RMS Deviations Key Refinement Restraint Deviation r_sphericity_free 40.253 r_dihedral_angle_2_deg 36.032 r_dihedral_angle_4_deg 22.669 r_sphericity_bonded 12.15 r_dihedral_angle_3_deg 10.887 r_dihedral_angle_1_deg 6.675 r_scbond_it 3.157 r_rigid_bond_restr 2.352 r_mcangle_it 2.159 r_angle_refined_deg 1.709 r_mcbond_it 1.7 r_mcbond_other 1.687 r_angle_other_deg 1.003 r_chiral_restr 0.188 r_bond_refined_d 0.015 r_gen_planes_refined 0.01 r_bond_other_d 0.003 r_gen_planes_other 0.002 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_mcangle_other r_scbond_other r_scangle_it r_scangle_other r_long_range_B_refined r_long_range_B_other
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2044 Nucleic Acid Atoms Solvent Atoms 347 Heterogen Atoms 22
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling