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Structure of a transcribing cypovirus by cryo-electron microscopy
Sample transcribing cypovirus
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Blotted for 4 seconds, plunged into ethane (FEI Vitrobot Mark IV)
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 8000 Reported Resolution (Å) 4.1 Resolution Method OTHER Other Details Refinement Type Symmetry Type POINT Point Symmetry I
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN ULTRASCAN 4000 (4k x 4k) Electron Dose (electrons/Å**2) 22
Imaging Experiment 1 Date of Experiment 2011-07-20 Temperature (Kelvin) 92 Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 3500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model OTHER Nominal Magnification 75000 Calibrated Magnification 125390 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details parallel beam
EM Software Task Software Package Version RECONSTRUCTION IMIRS RECONSTRUCTION ISAF
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details each image