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Cryo-EM structures of ribosomal 80S complexes with termination factors and cricket paralysis virus IRES reveal the IRES in the translocated state
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4CXC
Sample RIBOSOMAL 80S TERMINATION COMPLEX WITH CRPV IRES-RNA AND ERF1
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK II Cryogen Name ETHANE Sample Vitrification Details LIQUID ETHANE
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 109596 Reported Resolution (Å) 9 Resolution Method Other Details SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2810. (DEPOSITION ID: 12907). Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (4CXC) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details METHOD--RIGID BODY
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment 2012-04-17 Temperature (Kelvin) Microscope Model FEI TECNAI F20 Minimum Defocus (nm) 2000 Maximum Defocus (nm) 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 39000 Calibrated Magnification 65520 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details MINIMAL DOSE SYSTEM
EM Software Task Software Package Version MODEL FITTING UCSF Chimera RECONSTRUCTION SPARX RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details DEFOCUS GROUP