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Structure of human mitochondrial 28S ribosome in complex with mitochondrial IF2 and IF3
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3J9M
Sample IF2 and IF3 bound mitochondrial translation pre-initiation complex Sample Components Ribosome IF2 IF3
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 103165 Reported Resolution (Å) 3.14 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (3J9M) Refinement Space REAL Refinement Protocol AB INITIO MODEL Refinement Target Cross-correlation coefficient Overall B Value 42 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 1.5
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3200 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 130000 Calibrated Magnification 165000 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Gautomatch 0.55 IMAGE ACQUISITION EPU CTF CORRECTION Gctf 1.06 MODEL FITTING Coot 0.88 EL INITIAL EULER ASSIGNMENT RELION 2.1.0 FINAL EULER ASSIGNMENT RELION 2.1.0 CLASSIFICATION RELION 3.0.2 RECONSTRUCTION RELION 3.0.2 MODEL REFINEMENT PHENIX 1.15rc2-3428
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1103314