ELECTRON MICROSCOPY

Sample

Asymmetric hexameric MmpS4-MmpL4 complex from Mycobacterium tuberculosis with "long" coiled-coil domain

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK IV
Cryogen Name ETHANE-PROPANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 76903
Reported Resolution (Å) 3.22
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 RIGID BODY FIT
Refinement Target ?
Overall B Value 63.9
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 62.92
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model TFS KRIOS
Minimum Defocus (nm) 1000
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 130000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION cryoSPARC 4.7.0
IMAGE ACQUISITION EPU 2.9
CTF CORRECTION cryoSPARC 4.7.0
MODEL FITTING UCSF ChimeraX ?
MODEL FITTING Coot ?
INITIAL EULER ASSIGNMENT cryoSPARC 4.7.0
FINAL EULER ASSIGNMENT cryoSPARC 4.7.0
CLASSIFICATION cryoSPARC 4.7.0
RECONSTRUCTION cryoSPARC 4.7.0
MODEL REFINEMENT PHENIX 1.20.1_4487
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?
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