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30S pre-initiation complex with IF2 and IF1 bound (30S PIC-A)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6WDD
Sample 30S pre-initiation complex with IF2 and IF1 bound (30S PIC-A)
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 22197 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (6WDD) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 2100 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cisTEM 1.1.0 MODEL REFINEMENT PHENIX 1.21.2_5419 CTF CORRECTION CTFFIND 4.0 INITIAL EULER ASSIGNMENT FREALIGN 9.11 FINAL EULER ASSIGNMENT FREALIGN 9.11 RECONSTRUCTION FREALIGN 9.11
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1889196