ELECTRON MICROSCOPY

Sample

GABA(B) receptor in apo state

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 113093
Reported Resolution (Å) 3.97
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 FLEXIBLE FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å2) 1.3
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) -1500
Maximum Defocus (nm) -2500
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 135000
Calibrated Magnification 135000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 2.12.4
IMAGE ACQUISITION SerialEM 3.6
CTF CORRECTION cryoSPARC 2.12.4
MODEL FITTING PHENIX 1.17.1-3660
MODEL REFINEMENT PHENIX 1.17.1-3660
INITIAL EULER ASSIGNMENT cryoSPARC 2.12.4
FINAL EULER ASSIGNMENT cryoSPARC 2.12.4
CLASSIFICATION cryoSPARC 2.12.4
RECONSTRUCTION cryoSPARC 2.12.14
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION Patch CTF
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