7UWR

ELECTRON MICROSCOPY

Sample

Pik127

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Blotted for 3 seconds with a force of "1" before plunging.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 184737
Reported Resolution (Å) 2.61
Resolution Method FSC 0.143 CUT-OFF
Other Details Density modification in Phenix
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target Phenix
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 70
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 1500
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 ?
Calibrated Magnification 61728
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details Collected 4284 movies at 0 degrees tilt and 2912 movies at -30 degrees tilt
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION cryoSPARC 3.2.0
MODEL FITTING UCSF ChimeraX 1.1.1
MODEL FITTING PHENIX 1.19.2-4158
INITIAL EULER ASSIGNMENT cryoSPARC 3.2.0
FINAL EULER ASSIGNMENT cryoSPARC 3.2.0
CLASSIFICATION cryoSPARC 3.2.0
RECONSTRUCTION cryoSPARC 3.2.0
MODEL REFINEMENT Coot 0.8.9.2
MODEL REFINEMENT PHENIX 1.19.2-4158
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION CTF correction performed by cryosparc during reconstruction