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Crystal structure for the complex of human carbonic anhydrase IV and ethoxyzolamide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ZNC PDB ID 1ZNC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 277 100 mM Na acetate, 200 mM AmSO4 and 16% PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.5 51.3
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.784 α = 90 b = 123.98 β = 90 c = 151.336 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 IMAGE PLATE RIGAKU RAXIS IV++ 2015-05-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF 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 2.1 40 94.5 0.108 8.1 3.3 68006 -0.6
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 2.1 2.14 93.4 0.464 1.9 2.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 ID 1ZNC 2.1 40 -0.6 64559 3413 94.4 0.172 0.17 0.1781 0.22 0.2242 RANDOM 29.55
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]
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.206 r_dihedral_angle_4_deg 16.265 r_dihedral_angle_3_deg 15.995 r_long_range_B_refined 7.574 r_long_range_B_other 7.261 r_dihedral_angle_1_deg 7.128 r_scangle_other 4.531 r_mcangle_it 2.956 r_mcangle_other 2.956 r_scbond_it 2.797
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.206 r_dihedral_angle_4_deg 16.265 r_dihedral_angle_3_deg 15.995 r_long_range_B_refined 7.574 r_long_range_B_other 7.261 r_dihedral_angle_1_deg 7.128 r_scangle_other 4.531 r_mcangle_it 2.956 r_mcangle_other 2.956 r_scbond_it 2.797 r_scbond_other 2.797 r_mcbond_it 1.876 r_mcbond_other 1.875 r_angle_refined_deg 1.83 r_angle_other_deg 1.074 r_chiral_restr 0.208 r_bond_refined_d 0.013 r_gen_planes_refined 0.007 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_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8360 Nucleic Acid Atoms Solvent Atoms 915 Heterogen Atoms 140
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling MOLREP phasing