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Rabbit 80S ribosome in complex with eRF1-AAQ, stalled at the Stop codon in mutated F2A sequence
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7O80
Sample Rabbit 80S ribosome stalled at the stop codon of a PGX mutant of the foot-and-mooth disease virus F2A sequence using dominant negative release factor eRF1-AAQ (human) Sample Components 40S subunit 60S subunit P- and E-site tRNAs and nascent polypeptide chain 40S subunit proteins 18S rRNA 60 subunit proteins 5S, 5.8S, 28S rRNAs
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK II Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 49964 Reported Resolution (Å) 2.65 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7O80) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 5.0 MODEL REFINEMENT PHENIX 1.21.2_5419: CTF CORRECTION CTFFIND 4.1 INITIAL EULER ASSIGNMENT RELION 5.0 FINAL EULER ASSIGNMENT RELION 5.0 CLASSIFICATION RELION 5.0 RECONSTRUCTION RELION 5.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 544139 Particle picking using 2D template matching