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Crystal structure of human carbonic anhydrase isozyme II with 4-[N-(6-chloro-5-nitropyrimidin-4-yl)amino]benzenesulfonamide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2NNO PDB ENTRY 2NNO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 293 0.1M Na-bicine pH 9.0, 2M Na-Malonate pH7.55, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.08 40.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.184 α = 90 b = 41.165 β = 104.54 c = 72.477 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 IMAGE PLATE MAR555 FLAT PANEL Bent, vertically focussing mirror 2008-12-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.8150 EMBL/DESY, HAMBURG X11
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.6 16.295 94.4 0.161 0.161 10.2 5.9 31929 30141 12.747
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.6 1.69 90.2 0.202 0.202 6.4 5.9 4203
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 2NNO 1.6 14.38 30126 30126 3047 94.1 0.16073 0.15359 0.15 0.22378 0.221 RANDOM 13.991
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] -0.07 -0.18 -0.48 0.46
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.695 r_dihedral_angle_4_deg 21.894 r_sphericity_free 14.807 r_dihedral_angle_3_deg 13.955 r_sphericity_bonded 8.866 r_dihedral_angle_1_deg 6.745 r_scangle_it 6.057 r_scbond_it 4.919 r_mcangle_it 3.265 r_rigid_bond_restr 3.027
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.695 r_dihedral_angle_4_deg 21.894 r_sphericity_free 14.807 r_dihedral_angle_3_deg 13.955 r_sphericity_bonded 8.866 r_dihedral_angle_1_deg 6.745 r_scangle_it 6.057 r_scbond_it 4.919 r_mcangle_it 3.265 r_rigid_bond_restr 3.027 r_mcbond_it 2.366 r_angle_refined_deg 1.947 r_nbtor_refined 0.312 r_nbd_refined 0.231 r_symmetry_vdw_refined 0.221 r_symmetry_hbond_refined 0.163 r_chiral_restr 0.148 r_xyhbond_nbd_refined 0.148 r_metal_ion_refined 0.041 r_bond_refined_d 0.026 r_gen_planes_refined 0.012 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2059 Nucleic Acid Atoms Solvent Atoms 229 Heterogen Atoms 26
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling PDB_EXTRACT data extraction MOLREP phasing