4V6M

ELECTRON MICROSCOPY

Sample

An active E. coli SecYEG complex embedded in a lipid bilayer (Nanodisc), bound to a translating E. coli ribosome

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument ?
Cryogen Name ETHANE
Sample Vitrification Details liquid ethane was used as a cryogen
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 85664
Reported Resolution (Å) 7.1
Resolution Method ?
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 REFINEMENT PROTOCOL--flexible fitting
Data Acquisition
Detector Type KODAK SO-163 FILM
Electron Dose (electrons/Å2) 22
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) 1000
Maximum Defocus (nm) 4500
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.26
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 39000
Calibrated Magnification 38000
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
MODEL FITTING MDFF ?
RECONSTRUCTION SPIDER ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. DEFOCUS GROUP VOLUMES