ELECTRON MICROSCOPY

Sample

Serotonin 1A (5-HT1A) receptor-Gi1 protein complex

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details Blot force 3 for 3-5 seconds was used and subsequent grids were screened for ice thickness prior to data collection.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 785536
Reported Resolution (Å) 2.94
Resolution Method FSC 0.143 CUT-OFF
Other Details Final reconstruction generated with NU Refinement in cryoSPARC.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space ?
Refinement Protocol ?
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 54.3
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 500
Maximum Defocus (nm) 2500
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 cryoSPARC ?
IMAGE ACQUISITION Leginon ?
CTF CORRECTION cryoSPARC ?
MODEL FITTING UCSF Chimera ?
MODEL REFINEMENT PHENIX ?
MODEL REFINEMENT Coot ?
MODEL REFINEMENT REFMAC ?
FINAL EULER ASSIGNMENT cryoSPARC ?
CLASSIFICATION cryoSPARC ?
RECONSTRUCTION cryoSPARC ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?