ELECTRON MICROSCOPY

Sample

50S ribosomal subunit assembly intermediate - 50S rec*

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK I
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 60906
Reported Resolution (Å) 3.8
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 RIGID BODY FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 25
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) 500
Maximum Defocus (nm) 5000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 31000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION Signature 2
IMAGE ACQUISITION Leginon ?
CTF CORRECTION SPIDER 14
MODEL FITTING UCSF Chimera 1.11
MODEL FITTING Coot 0.8.4
MODEL REFINEMENT PHENIX 1.11
INITIAL EULER ASSIGNMENT SPIDER 14
FINAL EULER ASSIGNMENT SPIDER 14
CLASSIFICATION SPIDER 14
RECONSTRUCTION SPIDER 14
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?