3J7R

Structure of the translating mammalian ribosome-Sec61 complex


ELECTRON MICROSCOPY Experimental Data



EM Sample
Sample Vitrification Details 3 uL sample was incubated on the grid for 30 seconds and blotted for 9 seconds before being plunged into liquid ethane (FEI VITROBOT MARK IV).
Sample Aggregation State PARTICLE
Sample Reconstruction Method SINGLE PARTICLE
Name of Sample The 80S-Sec61 complex purified from porcine pancreas
EM Data Acquisition
Date of Experiment 2014-04-07
Temperature (Kelvin) 70.0
Microscope Model FEI TITAN KRIOS
Detector Type FEI FALCON II (4k x 4k)
Minimum Defocus (nm) 2500.0
Maximum Defocus (nm) 3500.0
Minimum Tilt Angle (degrees) 0.0
Maximum Tilt Angle (degrees) 0.0
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Electron Dose (electrons per Å**-2) 27.0
Illumination Mode OTHER
Nominal Magnification 59000
Calibrated Magnification 104478
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details --
3D Reconstruction
Software Package(s) RELION
Reconstruction Method(s) --
EM Image Reconstruction Statistics
Number of Particles 14723
Other Details --
Effective Resolution 3.9
EM Map-Model Fitting and Refinement
Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Fitting Software
RECIPROCAL OTHER R-factor and FSC 37.0 -- --