ELECTRON MICROSCOPY

Sample

Insulin bound insulin degrading enzyme

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument HOMEMADE PLUNGER
Cryogen Name ETHANE
Sample Vitrification Details Grids made using Spotiton
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 148392
Reported Resolution (Å) 3.7
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 111.9
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 71.4
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 940
Maximum Defocus (nm) 2200
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 22500
Calibrated Magnification 46598
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION DoG Picker ?
IMAGE ACQUISITION Leginon 3.3
CTF CORRECTION Gctf Gctf_v0.50_sm_30_cu7.5X86_64
MODEL FITTING Coot 0.89_Pre
MODEL FITTING UCSF Chimera 1.11.2
INITIAL EULER ASSIGNMENT RELION 2.0
CLASSIFICATION RELION 2.0
RECONSTRUCTION RELION 2.1
MODEL REFINEMENT PHENIX 1.02-2829
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?