ELECTRON MICROSCOPY

Sample

Drug-induced ternary complex between two DDB1-CRBN moieties

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details LEICA EMGP2
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 203344
Reported Resolution (Å) 2.93
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol OTHER
Refinement Target real space cross correlation
Overall B Value 73
Fitting Procedure ?
Details real space refinement in COOT and phenix
Data Acquisition
Detector Type TFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å2) 40
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS 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 165000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details collected with AFIS
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Topaz 0.2.5
IMAGE ACQUISITION EPU 3.8.1
CTF CORRECTION CTFFIND 4.1.10
CTF CORRECTION RELION 5.0
MODEL FITTING UCSF ChimeraX 1.8
MODEL FITTING ISOLDE 1.8
INITIAL EULER ASSIGNMENT RELION 5.0
FINAL EULER ASSIGNMENT RELION 5.0
CLASSIFICATION RELION 5.0
RECONSTRUCTION RELION 5.0
MODEL REFINEMENT PHENIX 1.21
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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