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Subtomogram average of OST-containing ribosome-translocon complexes from canine rough microsomal membranes
Sample 80S ribosome from WT canine rough microsomal membranes bound to the endoplasmic reticulum protein translocon Sample Components Sec61 protein conducting channel 60S ribosomal subunit Mammalian Oligosaccharyltransferase
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details Blot 3 seconds before plunging.
3D Reconstruction Reconstruction Method SUBTOMOGRAM AVERAGING Number of Particles 17600 Reported Resolution (Å) 9.1 Resolution Method FSC 0.5 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Cross-correlation coefficient Overall B Value 500 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 1.5
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 3000 Maximum Defocus (nm) 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version VOLUME SELECTION PyTom VOLUME SELECTION TOM Toolbox VOLUME SELECTION AV3 IMAGE ACQUISITION SerialEM CTF CORRECTION PyTom MODEL FITTING UCSF Chimera
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY On each individual tilt image