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The Crystal Structure of carbonic anhydrase II from Biortus.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7ONV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 0.2M CaCl2, 0.1M Hepes pH7.5, 30% PEG4,000
Crystal Properties Matthews coefficient Solvent content 1.94 36.63
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.525 α = 90 b = 72.204 β = 90 c = 74.059 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS EIGER X 16M 2023-09-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX2 0.95373 Australian Synchrotron MX2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) 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 1.5 42.53 100 0.999 15.2 8.4 37316
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.53 0.825
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 (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 7ONV 1.5 36.905 37255 1903 99.928 0.154 0.1523 0.1546 0.1874 0.1897 16.999
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] -0.931 1.73 -0.799
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 16.046 r_dihedral_angle_6_deg 15.845 r_dihedral_angle_3_deg 12.719 r_dihedral_angle_1_deg 6.925 r_lrange_it 5.954 r_lrange_other 5.747 r_scangle_it 5.056 r_scangle_other 5.054 r_scbond_it 3.349 r_scbond_other 3.348
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 16.046 r_dihedral_angle_6_deg 15.845 r_dihedral_angle_3_deg 12.719 r_dihedral_angle_1_deg 6.925 r_lrange_it 5.954 r_lrange_other 5.747 r_scangle_it 5.056 r_scangle_other 5.054 r_scbond_it 3.349 r_scbond_other 3.348 r_mcangle_other 2.28 r_mcangle_it 2.27 r_angle_refined_deg 1.879 r_mcbond_it 1.568 r_mcbond_other 1.561 r_angle_other_deg 0.634 r_symmetry_xyhbond_nbd_refined 0.244 r_nbd_refined 0.202 r_symmetry_nbd_other 0.19 r_nbtor_refined 0.18 r_xyhbond_nbd_refined 0.179 r_metal_ion_refined 0.16 r_nbd_other 0.156 r_symmetry_nbd_refined 0.111 r_chiral_restr 0.096 r_symmetry_nbtor_other 0.087 r_bond_refined_d 0.01 r_gen_planes_refined 0.01 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2073 Nucleic Acid Atoms Solvent Atoms 244 Heterogen Atoms 18
Software Software Software Name Purpose REFMAC refinement XDS data reduction Aimless data scaling PHASER phasing