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An Information Portal to 105097 Biological Macromolecular Structures

ELECTRON MICROSCOPY
Materials and Methods page
3J29
  •   EM Refinement Details Hide
    3D Reconstruction
    Software Package(s) Spider
    Reconstruction Method Reference Projections
     
    EM Map-Model Fitting & Refinement
    Refinement Space REAL
    Refinement Protocol Initial local fitting was done using Chimera and then MDFF was used for flexible fitting
    Refinement Target Cross-correlation
     
    EM Image Reconstruction Statistics
    Effective Resolution 14.0
    CTF Correction Method Weiner filter
    Other Details This is a classification volume (No. 2) using ML3D methods.
     
    Electron Microscope Sample
    Sample pH 7.5
    Sample Aggregation State PARTICLE
    Name of Sample immature ribosomal small subunit from rimm gene deleted E.coli strain
     
    Data Acquisition
    Date of Experiment 01-JAN-2012
    Microscope Model FEI TECNAI F20
    Detector Type 4K*4K CCD Gatan 4000
    Minimum Defocus (NM) 1300.0
    Maximum Defocus (NM) 4000.0
    Minimum Tilt Angle (degrees) 0.0
    Maximum Tilt Angle (degrees) 0.0
    Imaging Mode BRIGHT FIELD
    Electron Dose (electrons nm**-2) 20.0
    Illumination Mode FLOOD BEAM
    Nominal Magnification 80000
    Source FIELD EMISSION GUN
    Acceleration Voltage (KV) 200
     
    Biomolecule
    COM ID 1
    Name small subunit from rimm gene deleted E.coli strain
    Type RIBOSOME