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Structure of the 50S ribosomal subunit from the antibiotic-producing bacterium Streptomyces fradiae
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Sample Streptomyces fradiae ribosome
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 250126 Reported Resolution (Å) 3.13 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 600 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 150000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.6 IMAGE ACQUISITION cryoSPARC 4.6 CTF CORRECTION cryoSPARC 4.6 MODEL FITTING UCSF ChimeraX 1.9 MODEL REFINEMENT PHENIX 1.21.2_5419 INITIAL EULER ASSIGNMENT cryoSPARC 4.6 FINAL EULER ASSIGNMENT cryoSPARC 4.6 CLASSIFICATION cryoSPARC 4.6 RECONSTRUCTION cryoSPARC 4.6
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 966178