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50S subunit with EF-G(GDPNP) and RRF bound
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2AW4 experimental model PDB 1EK8
Sample E. coli 50S complex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument HOMEMADE PLUNGER Cryogen Name ETHANE Sample Vitrification Details Rapid-freezing in liquid ethane by Vitrobot
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 113355 Reported Resolution (Å) 9.1 Resolution Method Other Details Spider Package Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (2AW4, 1EK8) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details REFINEMENT PROTOCOL--Real-space refinement
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 15
Imaging Experiment 1 Date of Experiment 2005-01-01 Temperature (Kelvin) 93 Microscope Model FEI TECNAI F20 Minimum Defocus (nm) 1100 Maximum Defocus (nm) 4900 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 50000 Calibrated Magnification 49700 Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version MODEL FITTING RSRef RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details CTF correction of 3D maps by Wiener filtration