ELECTRON MICROSCOPY

Sample

heptamar of human pannexin-1 channel in a nanodisc

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA KF80
Cryogen Name ETHANE
Sample Vitrification Details blot for 10 seconds at room temperature followed by plunge freezing. Because of manual blotting, humidity and temperature in a room is not controlled.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 31035
Reported Resolution (Å) 3.6
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 AB INITIO MODEL
Refinement Target ?
Overall B Value 153.6
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 40
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model JEOL CRYO ARM 300
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model JEOL
Nominal Magnification 40000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
CTF CORRECTION CTFFIND 4
INITIAL EULER ASSIGNMENT RELION 3.0
RECONSTRUCTION RELION 3.0
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING ONLY ?