ELECTRON MICROSCOPY

Sample

Orexin Receptor 2 (OX2R) in Complex with G Protein and Small-Molecule Agonist Compound 1

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details 3s blot from both sides
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 1100000
Reported Resolution (Å) 3.0
Resolution Method FSC 0.143 CUT-OFF
Other Details Gold standard with masking effect correction
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol AB INITIO MODEL
Refinement Target Correlation
Overall B Value 101
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 1.0625
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 1800
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 105000
Calibrated Magnification 59524
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 2.15
IMAGE ACQUISITION Latitude 3.32.2403
CTF CORRECTION cryoSPARC 2.15
MODEL FITTING Coot 0.8.9.2
INITIAL EULER ASSIGNMENT cryoSPARC 2.15
FINAL EULER ASSIGNMENT cryoSPARC 2.15
CLASSIFICATION cryoSPARC 2.15
RECONSTRUCTION cryoSPARC 2.15
MODEL REFINEMENT PHENIX 1.15
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?