ELECTRON MICROSCOPY

Sample

Human FL mGluR5-5M with orthosteric antagonist LY341495 and NAM MPEP

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details Blot force was 10, 3.5 seconds blotting time
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 142191
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 OTHER
Refinement Target ?
Overall B Value 147.5
Fitting Procedure ?
Details Refinement was performed with jelly body restraints
Data Acquisition
Detector Type GATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å2) 49.9
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 1200.0
Maximum Defocus (nm) 2800.0
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 130000
Calibrated Magnification 44500
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Topaz ?
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION CTFFIND 4
MODEL FITTING Coot 0.9.3
MODEL FITTING UCSF Chimera 1.15
MODEL REFINEMENT REFMAC 5.8.0267
INITIAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT RELION 3.1
CLASSIFICATION RELION 3.1
RECONSTRUCTION RELION 3.1
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?