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ELECTRON MICROSCOPY
Materials and Methods page
4A9G
  •   EM Refinement Details Hide
    3D Reconstruction
    Reconstruction Method CROSS-COMMON LINE, PROJECTION MATCHING
     
    EM Map-Model Fitting & Refinement
    Refinement Space REAL
    Refinement Protocol X-RAY
    Refinement Target CROSS-CORRELATION, ENERGY
    Fitting Procedure FLEXIBLE FITTING
     
    EM Image Reconstruction Statistics
    Number of Particles 9848
    Nominal Pixel Size 1.4
    Actual Pixel Size 1.4
    Effective Resolution 7.5
    CTF Correction Method FULL CTF CORRECTION
    Other Details BETA-CASEIN WERE NOT FITTED AS BETA-CASEIN IS AN INTRISICALLY DISORDERED PROTEIN. HOWEVER BETA-CASEIN IS PRESENT IN THE DEGQ 24-MER COMPLEX. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-1984. (DEPOSITION ID: 10375).
     
    Electron Microscope Sample
    Sample Concentration (mg/ml) 0.2
    Sample pH 7.5
    Sample Support Details OTHER
    Sample Vitrification Details LIQUID ETHANE
    Sample Aggregation State PARTICLE
    Name of Sample DEGQ 24-MER BOUND TO BETA- CASEIN
     
    Data Acquisition
    Temperature (Kelvin) 91.0
    Microscope Model FEI TECNAI F20
    Detector Type KODAK SO163 FILM
    Minimum Defocus (NM) 1000.0
    Maximum Defocus (NM) 3000.0
    Minimum Tilt Angle (degrees) -0.5
    Maximum Tilt Angle (degrees) 0.0
    Nominal CS 2.0
    Imaging Mode BRIGHT FIELD
    Electron Dose (electrons nm**-2) 15.0
    Illumination Mode LOW DOSE
    Nominal Magnification 50000
    Calibrated Magnification 50000
    Source FIELD EMISSION GUN
    Acceleration Voltage (KV) 200