ELECTRON MICROSCOPY

Sample

Tetrameric portion of meprin alpha helix in complex with fetuin-B [subparticle localised reconstruction]

Specimen Preperation
Sample Aggregation State FILAMENT
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE
Sample Vitrification Details 3 s blot, -3 force
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 115951
Reported Resolution (Å) 2.8
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 (6k x 4k)
Electron Dose (electrons/Å2) 44.5
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 500
Maximum Defocus (nm) 2000
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 ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION crYOLO 1.8.1
IMAGE ACQUISITION EPU ?
CTF CORRECTION CTFFIND 4.1.13
CTF CORRECTION Warp 1.0.7
MODEL FITTING UCSF ChimeraX 1.3
MODEL FITTING UCSF Chimera 1.13
MODEL FITTING ISOLDE 1.1.0
MODEL FITTING Coot 0.9.2
INITIAL EULER ASSIGNMENT cryoSPARC 3.3.1
INITIAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT cryoSPARC 3.3.1
CLASSIFICATION RELION 3.1
MODEL REFINEMENT ISOLDE 1.1.0
MODEL REFINEMENT Coot 0.9.2
MODEL REFINEMENT PHENIX ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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