ELECTRON MICROSCOPY

Sample

ZIKV virion in complex with Fab fragments of the potently neutralizing human monoclonal antibody ZIKV-195

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument GATAN CRYOPLUNGE 3
Cryogen Name ETHANE
Sample Vitrification Details ?
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 10687
Reported Resolution (Å) 4.0
Resolution Method FSC 0.143 CUT-OFF
Other Details The map was masked by removing the internal nucleic acid region and the external background region.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol FLEXIBLE FIT
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details The occupancy of bound Fabs was low. Due to poor density, only the variable domain of Fab molecule was modeled and fit into one of the three Fab binding sites on each icosahedral asymmetric unit.
Data Acquisition
Detector Type GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å2) 30
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) ?
Maximum Defocus (nm) ?
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS ?
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification ?
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION FindEM ?
CTF CORRECTION CTFFIND 4
MODEL FITTING UCSF Chimera ?
MODEL FITTING EMfit ?
INITIAL EULER ASSIGNMENT jspr ?
FINAL EULER ASSIGNMENT jspr ?
CLASSIFICATION RELION ?
RECONSTRUCTION jspr ?
MODEL REFINEMENT PHENIX ?
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
NONE ?