6BN8

Crystal structure of DDB1-CRBN-BRD4(BD1) complex bound to dBET55 PROTAC.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.52939% PEG20K, 18% PEG MME 550, 0.09M BICINE pH8.5, 9% Silver bullet G4 (0.16% w/v 3-Indolebutyric acid, 0.16% w/v Hexadecanedioic acid, 0.16% w/v Oxamic acid, 0.16% w/v Pyromellitic acid, 0.16% w/v Sebacic acid, 0.16% w/v Suberic acid, 0.02 M HEPES sodium pH 6.8)
Crystal Properties
Matthews coefficientSolvent content
3.4864.63

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 115.204α = 90
b = 115.204β = 90
c = 597.135γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M-F2017-02-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.97919APS24-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)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
13.99149.281000.280.2960.0960.9917.91721315171.90188794
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)RedundancyNumber Unique Reflections (All)
13.994.311002.2272.3670.7990.4521.116.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE6BN73.9900349998599.7695926961.347464120521193107999.95283686270.2907706258040.2886046464720.333448911462Random selection189.695887993
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d3.1260278903
f_angle_d0.458382540458
f_chiral_restr0.0418656917562
f_plane_restr0.00385733105811
f_bond_d0.00162513128799
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10290
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms1

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHENIXphasing