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Joint neutron and x-ray crystal structure of human carbonic anhydrase IX mimic (saccharin).
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4RIV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 1.2 M sodium citrate, 100 mM Tris pH 8.5
Crystal Properties Matthews coefficient Solvent content 2.15 42.75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.53 α = 90 b = 41.83 β = 104.04 c = 72.7 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 neutron 293 IMAGE PLATE MAATEL BIODIFF 2015-11-19 M SINGLE WAVELENGTH 2 1 x-ray 293 CCD MAR CCD 130 mm 2015-08-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 NUCLEAR REACTOR FRM II BEAMLINE BIODIFF 2.67 FRM II BIODIFF 2 SYNCHROTRON MAX II BEAMLINE I911-3 1.00 MAX II I911-3
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) 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 50 92.2 0.22 3.7 2.2 15763 2 1.2 35 95.7 13.4 2.9 74523
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) CC (Half) R Split (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2 2.07 0.645 2 1.2 1.23
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 1.5 25.593 1.36 38579 3517 96.54 0.1374 0.1345 0.1646 0.1657 0.1737 NEUTRON DIFFRACTION MOLECULAR REPLACEMENT 2 26.961 15682 1559 92.27 0.2073 0.2048 0.2305
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 f_dihedral_angle_d 19.922 f_dihedral_angle_d 19.922 f_angle_d 1.302 f_angle_d 1.302 f_chiral_restr 0.08 f_chiral_restr 0.08 f_bond_d 0.012 f_bond_d 0.012 f_plane_restr 0.007 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2052 Nucleic Acid Atoms Solvent Atoms 194 Heterogen Atoms 13
Software Software Software Name Purpose PHENIX refinement XDS data reduction XDS data scaling