4V6U
Promiscuous behavior of proteins in archaeal ribosomes revealed by cryo-EM: implications for evolution of eukaryotic ribosomes
ELECTRON MICROSCOPY
Sample |
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Pyrococcus furiosus 70S ribosome |
Specimen Preparation | |
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Sample Aggregation State | PARTICLE |
Vitrification Instrument | FEI VITROBOT MARK I |
Cryogen Name | ETHANE |
Sample Vitrification Details | Blot for 10 seconds before plunging into liquid ethane, using 2 layers of filter paper (FEI VITROBOT) |
3D Reconstruction | |
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Reconstruction Method | SINGLE PARTICLE |
Number of Particles | 10000 |
Reported Resolution (Å) | 6.6 |
Resolution Method | FSC 0.5 CUT-OFF |
Other Details | sorting for ribosome conformation and ligand presence was performed |
Refinement Type | |
Symmetry Type | POINT |
Point Symmetry | C1 |
Data Acquisition | |||||||||
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Detector Type | TVIPS TEMCAM-F416 (4k x 4k) | ||||||||
Electron Dose (electrons/Å**2) | 25 |
Imaging Experiment | 1 |
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Date of Experiment | |
Temperature (Kelvin) | |
Microscope Model | FEI TITAN KRIOS |
Minimum Defocus (nm) | 1200 |
Maximum Defocus (nm) | 3600 |
Minimum Tilt Angle (degrees) | |
Maximum Tilt Angle (degrees) | |
Nominal CS | 2.7 |
Imaging Mode | BRIGHT FIELD |
Specimen Holder Model | |
Nominal Magnification | 75000 |
Calibrated Magnification | |
Source | FIELD EMISSION GUN |
Acceleration Voltage (kV) | 200 |
Imaging Details |
EM Software | ||
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Task | Software Package | Version |
RECONSTRUCTION | SPIDER |
Image Processing | ||||
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CTF Correction Type | CTF Correction Details | Number of Particles Selected | Particle Selection Details | |
Wiener Filter |