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C7 Symmetrized Structure of Unliganded GroEL at 4.7 Angstrom Resolution from CryoEM
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK I Cryogen Name ETHANE Sample Vitrification Details ETHANE. Vitrobot, blot for 2 sec.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 20401 Reported Resolution (Å) 4.7 Resolution Method Other Details C7 symmetry, This entry contains CA atom only Refinement Type Symmetry Type POINT Point Symmetry C7
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2) 36
Imaging Experiment 1 Date of Experiment 2005-01-01 Temperature (Kelvin) 4 Microscope Model JEOL 3200FS Minimum Defocus (nm) 900 Maximum Defocus (nm) 2300 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 1.6 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 60000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details per micrograph