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A Virus that Infects a Hyperthermophile Encapsidates A-Form DNA
Sample Sulfolobus islandicus rod-shaped virus 2
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Plunged into liquid ethane (FEI VITROBOT MARK IV).
3D Reconstruction Reconstruction Method HELICAL Number of Particles Reported Resolution (Å) 3.8 Resolution Method FSC 0.143 CUT-OFF Other Details (Helical Details: IHRSR) Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 2.9 Angular Rotation 24.5
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON II (4k x 4k) Electron Dose (electrons/Å**2) 20
Imaging Experiment 1 Date of Experiment 2014-09-19 Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 3000 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 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version RECONSTRUCTION SPIDER
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details multiply images by CTF, divide reconstruction by sum of CTF**2