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Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET6 PROTAC.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6BN7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 9% (w/v) PEG20K, 18% (v/v) PEG MME 550, 0.09M BICINE pH8.5, 9% (v/v) Silver bullet D11 (0.25% w/v 2,6-Naphthalenedisulfonic acid disodium salt, 0.25% w/v 4-Aminobenzoic acid, 0.25% w/v 5-Sulfosalicylic acid dihydrate, 0.25% w/v Naphthalene-1,3,6-trisulfonic acid trisodium salt hydrate, 0.02 M HEPES sodium pH 6.8)
Crystal Properties Matthews coefficient Solvent content 3.8 67.63
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 115.406 α = 90 b = 115.406 β = 90 c = 588.143 γ = 120
Symmetry Space Group P 65 2 2
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 2017-07-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E 0.97918 APS 24-ID-E
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 3.33 49.793 100 0.179 0.185 0.044 1 16.4 32.2 35541
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 3.33 3.49 100 5.471 5.632 1.334 0.469 0.9 33.2
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 FREE R-VALUE 6BN7 3.33 49.793 1.34 35242 1839 99.54 0.2014 0.1994 0.2036 0.2344 0.239 Random selection
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 3.267 f_angle_d 0.5 f_chiral_restr 0.043 f_plane_restr 0.004 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10313 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 60
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing