ELECTRON MICROSCOPY

Sample

Structure of VSD4-NaV1.7-NaVPas channel chimera bound to the acylsulfonamide inhibitor GDC-0310

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 795792
Reported Resolution (Å) 2.5
Resolution Method FSC 0.143 CUT-OFF
Other Details A score threshold was applied, so that only the best-scoring particle images would be included in the 3D reconstruction at each cycle.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 60
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 500
Maximum Defocus (nm) 1500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS ?
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification ?
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Gautomatch ?
IMAGE ACQUISITION SerialEM 3.7.11
CTF CORRECTION CTFFIND 4.1.13
MODEL FITTING Coot 0.9.8.1
MODEL REFINEMENT PHENIX 1.20
INITIAL EULER ASSIGNMENT cisTEM 1.02
FINAL EULER ASSIGNMENT cisTEM 1.02
CLASSIFICATION RELION 3.1
RECONSTRUCTION PHENIX 1.20
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION microgaphs with CTFfit of 6.0 A or better were selected