8AVC

ELECTRON MICROSCOPY

Sample

Stucture of mouse leptin in complex with a trimerized form of the mouse Lep-R extracellular region

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 37530
Reported Resolution (Å) 4.60
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 K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å2) 45
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS KRIOS
Minimum Defocus (nm) 1200
Maximum Defocus (nm) 2500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode OTHER
Specimen Holder Model ?
Nominal Magnification 105000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC v3.3.1
CTF CORRECTION cryoSPARC v3.3.1
MODEL FITTING UCSF Chimera 1.17
MODEL REFINEMENT PHENIX 1.19.2-4158
INITIAL EULER ASSIGNMENT cryoSPARC v3.3.1
FINAL EULER ASSIGNMENT cryoSPARC v3.3.1
CLASSIFICATION cryoSPARC v3.3.1
RECONSTRUCTION cryoSPARC v3.3.1
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?