ELECTRON MICROSCOPY

Sample

human ether-a-go-go related K+ channel hERG

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details one blot: 3 second blot time, 0 blot force
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 206
Reported Resolution (Å) 4.0
Resolution Method FSC 0.143 CUT-OFF
Other Details ?
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space RECIPROCAL
Refinement Protocol AB INITIO MODEL
Refinement Target Fourier Shell Correlation
Overall B Value 180
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 85
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 3500
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 38461
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION RELION 1.4
IMAGE ACQUISITION SerialEM 3.5
IMAGE ACQUISITION DigitalMicrograph 3
CTF CORRECTION RELION 1.4
CTF CORRECTION CTFFIND 4
MODEL FITTING UCSF Chimera 1.10.2
MODEL FITTING Coot 0.8.2
INITIAL EULER ASSIGNMENT RELION 1.4
FINAL EULER ASSIGNMENT FREALIGN 9.11
CLASSIFICATION RELION 1.4
RECONSTRUCTION FREALIGN 9.11
MODEL REFINEMENT REFMAC 5.8
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?