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Crystal structure of the tandem bromodomain (BD1, BD2) of human TAF1 bound to ZS1-295
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7K27
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 0.2 M MgCl2, 0.1 M Bis-Tris pH 6.5, 25% PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.46 49.98
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.258 α = 90 b = 54.735 β = 90 c = 122.968 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 CCD MARMOSAIC 300 mm CCD 2020-08-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-BM 1.000 APS 22-BM
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 2.33 61.48 100 0.299 0.322 0.119 0.987 7.5 7.2 25218 24.12
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.33 2.41 100 1.511 1.627 0.598 0.544 7.3
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 7K27 2.33 61.48 1.33 25218 1260 99.92 0.1985 0.1973 0.1981 0.2199 0.2235 30.5345
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 10.484 f_angle_d 1.003 f_chiral_restr 0.054 f_plane_restr 0.008 f_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2023 Nucleic Acid Atoms Solvent Atoms 180 Heterogen Atoms 33
Software Software Software Name Purpose PHENIX refinement Aimless data scaling PDB_EXTRACT data extraction XDS data reduction PHASER phasing