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FITTING THE TERNARY COMPLEX OF EF-Tu/tRNA/GTP AND RIBOSOMAL PROTEINS INTO A 13 A CRYO-EM MAP OF THE COLI 70S RIBOSOME
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1B23 experimental model PDB 1GIX experimental model PDB 1GIY
Sample EF-Tu/tRNA/GTP E. COLI 70S RIBOSOME
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 24000 Reported Resolution (Å) 13 Resolution Method Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1B23, 1GIX, 1GIY) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target best visual fit using the program Amira (ribosomal proteins), best fit using
the program Situs (EF-Tu) Overall B Value Fitting Procedure Details REFINEMENT PROTOCOL--rigid body DETAILS--FOR S12, S13, SRL, HELIX69 ANS L11
ONLY BACKBONE COORDINATES ARE DEPOSITED
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 15
Imaging Experiment 1 Date of Experiment 2000-03-10 Temperature (Kelvin) 4.2 Microscope Model FEI/PHILIPS CM200FEG/SOPHIE Minimum Defocus (nm) 800 Maximum Defocus (nm) 2500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 1.35 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification 58500 Source FIELD EMISSION GUN Acceleration Voltage (kV) 120 Imaging Details
EM Software Task Software Package Version MODEL FITTING Situs RECONSTRUCTION IMAGIC MODEL FITTING Amira
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details phase flip