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Cryo-electron microscopy of Enterovirus 71 (EV71) procapsid in complex with Fab fragments of neutralizing antibody 22A12
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4GMP
Sample Fab fragment of 22A12 monoclonal antibody bound to Enterovirus 71 procapsid at the VP1 GH Loop Sample Components Human enterovirus 71 neutralizing antibody 22A12 Fab
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK III Cryogen Name ETHANE Sample Vitrification Details Plunged into ethane-propane mixture (FEI VITROBOT MARK III)
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 15226 Reported Resolution (Å) 8.8 Resolution Method FSC 0.5 CUT-OFF Other Details (Single particle details: Processing was completed with EMAN2 and AUTO3DEM) (Single particle--Applied symmetry: I) Refinement Type Symmetry Type POINT Point Symmetry I
Map-Model Fitting and Refinement Id 1 (4GMP) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details REFINEMENT PROTOCOL--rigid body
Data Acquisition Detector Type KODAK SO-163 FILM Electron Dose (electrons/Å**2)
Imaging Experiment 1 Date of Experiment 2011-07-15 Temperature (Kelvin) Microscope Model FEI TECNAI F20 Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model GATAN LIQUID NITROGEN Nominal Magnification 50000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version MODEL FITTING Situs MODEL FITTING UCSF Chimera RECONSTRUCTION Auto3DEM RECONSTRUCTION EMAN 1 RECONSTRUCTION EMAN 2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details CTFFind3