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Coordinates of S12, SH44, LH69 and SRL separately fitted into the cryo-EM map of EF-Tu ternary complex (GDP.Kirromycin) bound 70S ribosome
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FFK experimental model PDB 1IBM
Sample 70S ribosome Sample Components 30S ribosomal protein S12 16S rRNA 23S rRNA
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details Rapid-freezing in liquid ethane
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 52181 Reported Resolution (Å) 9 Resolution Method Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1FFK, 1IBM) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details METHOD--Manual fitting in O
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) 93 Microscope Model FEI TECNAI F20 Minimum Defocus (nm) 2000 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 49696 Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details CTF correction of 3D maps by Wiener filteration