ELECTRON MICROSCOPY

Sample

ALC1/CHD1L bound to a PARylated nucleosome

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details 3 uL were applied on grid and immediately blotted for 2.5 s at blot force 0.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 5487
Reported Resolution (Å) 4.8
Resolution Method FSC 0.143 CUT-OFF
Other Details Non-uniform refinement in cryoSPARC 3.2.0.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target Real-space CC
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 45
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS KRIOS
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS ?
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification ?
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION EPU 2.6.1
CTF CORRECTION CTFFIND 4.1.9
MODEL FITTING ISOLDE 1.0
INITIAL EULER ASSIGNMENT RELION 3.1.1
FINAL EULER ASSIGNMENT cryoSPARC 3.2.0
CLASSIFICATION cryoSPARC 3.2.0
RECONSTRUCTION cryoSPARC 3.2.0
MODEL REFINEMENT PHENIX 1.19.2
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?