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Model of tRNA(Leu)-EF-Tu in the ribosomal pre-accommodated state revealed by cryo-EM
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2AVY experimental model PDB 2AW4 experimental model PDB 1QZA experimental model PDB 1OB2
Sample ribosome in pre-accommodated state
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK I Cryogen Name NITROGEN Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 80000 Reported Resolution (Å) 12 Resolution Method Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (2AVY, 2AW4, 1QZA, 1OB2) Refinement Space REAL Refinement Protocol OTHER Refinement Target cross-correlation coefficient Overall B Value Fitting Procedure Details METHOD--See Method in the citation REFINEMENT PROTOCOL--auto
Data Acquisition Detector Type GENERIC CCD Electron Dose (electrons/Å**2) 15
Imaging Experiment 1 Date of Experiment 2005-07-15 Temperature (Kelvin) Microscope Model FEI TECNAI F20 Minimum Defocus (nm) 1000 Maximum Defocus (nm) 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 50000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL FITTING RSRef RECONSTRUCTION SPIDER