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Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET70 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 10% (w/v) PEG20K, 20% (v/v) PEG MME 550, 0.1M BICINE pH8.5, Silver Bullet F2 (0.2% w/v D-Fructose 1,6-bisphosphate trisodium salt hydrate, 0.2% w/v Glycerol phosphate disodium salt hydrate, 0.2% w/v L-O-Phosphoserine, 0.2% w/v O-Phospho-L-tyrosine, 0.2% w/v Phytic acid sodium salt hydrate, 0.02 M HEPES sodium pH 6.8)
Crystal Properties Matthews coefficient Solvent content 3.49 64.75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 117.604 α = 90 b = 117.604 β = 90 c = 597.157 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 PILATUS 6M-F 2017-03-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.97923 APS 24-ID-C
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 4.38 149.29 99.7 0.349 0.357 0.078 1 8.5 36.9 16880 152.878248336
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 4.38 4.9 98.8 3.276 3.358 0.731 0.768 1.4 36.7
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 FREE R-VALUE 6BN7 4.382 100.398 1.34 16747 851 99.54 0.2765 0.2754 0.2746 0.3013 0.2941 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 3.109 f_angle_d 0.469 f_chiral_restr 0.042 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 1
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHENIX phasing