ELECTRON MICROSCOPY

Sample

Structure of post-translocated trans-translation complex on E. coli stalled ribosome.

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK III
Cryogen Name ETHANE
Sample Vitrification Details blot for 3.5 seconds before plunging
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 11059
Reported Resolution (Å) 3.44
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 OTHER
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 BASE (4k x 4k)
Electron Dose (electrons/Å2) 29
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) -700
Maximum Defocus (nm) -2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 130000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
IMAGE ACQUISITION SerialEM ?
CTF CORRECTION Gctf 1.0.6
MODEL FITTING UCSF Chimera 1.11.2
MODEL REFINEMENT PHENIX 1.18.2
MODEL REFINEMENT Coot 0.9
INITIAL EULER ASSIGNMENT RELION 3.0.8
FINAL EULER ASSIGNMENT RELION 3.0.8
CLASSIFICATION RELION 3.0.8
RECONSTRUCTION RELION 3.0.8
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE ?