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E. coli 70S ribosome with peptidyl-tRNA, mRNA and Hsp15
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7K00 in silico model AlphaFold
Refinement RMS Deviations Key Refinement Restraint Deviation s_angle_nonh_d 1.32472055 s_bond_nonh_d 0.00682237691
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 41043 Reported Resolution (Å) 2.78 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7K00, 8CGJ, 8CF1) Refinement Space RECIPROCAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 32.3
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 1500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 165000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.7.1 IMAGE ACQUISITION EPU 3.14 CTF CORRECTION cryoSPARC 4.7.1 MODEL FITTING Coot 0.9.8.95 INITIAL EULER ASSIGNMENT cryoSPARC 4.7.1 FINAL EULER ASSIGNMENT cryoSPARC 4.7.1 CLASSIFICATION cryoSPARC 4.7.1 RECONSTRUCTION cryoSPARC 4.7.1 MODEL REFINEMENT Servalcat 0.4.77
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 3125488