8G46

ELECTRON MICROSCOPY

Sample

Ternary complex of cullin ring E3 ubiquitin ligase substrate receptor arm (DDB1deltaB-DDA1-DCAF16) in compound-induced complex with bromodomain 2 of BRD4

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details detergent added directly before grid application
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 1433050
Reported Resolution (Å) 2.2
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space ?
Refinement Protocol OTHER
Refinement Target ?
Overall B Value 74
Fitting Procedure ?
Details refinement in both real and Fourier space
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 50.27
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 105000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Topaz ?
IMAGE ACQUISITION SerialEM 4.0.5
CTF CORRECTION cryoSPARC 3.3.2
MODEL FITTING UCSF ChimeraX 1.4
INITIAL EULER ASSIGNMENT cryoSPARC 3.3.2
FINAL EULER ASSIGNMENT cryoSPARC 3.3.2
CLASSIFICATION cryoSPARC 3.3.2
RECONSTRUCTION cryoSPARC 3.3.2
MODEL REFINEMENT ISOLDE 1.3
MODEL REFINEMENT REFMAC 5.8
MODEL REFINEMENT PHENIX 1.19
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION in cryoSPARC