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An Information Portal to 105097 Biological Macromolecular Structures

ELECTRON MICROSCOPY
Materials and Methods page
3J2B
  •   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 13.6
    CTF Correction Method Weiner filter
    Other Details This is a classification volume (No. 4) 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