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Structural basis of influenza A virus neutralization by broadly active single-domain antibody G2.3 recognizing glycosylated epitope within hemagglutinin stem
ELECTRON MICROSCOPY
Sample
Single-domain antibody G2.3 in complex with hemagglutinin H1
Specimen Preparation
Sample Aggregation State
PARTICLE
Vitrification Instrument
Cryogen Name
ETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction Method
SINGLE PARTICLE
Number of Particles
96191
Reported Resolution (Å)
2.53
Resolution Method
FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type
POINT
Point Symmetry
C3
Map-Model Fitting and Refinement
Id
1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector Type
GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)
66
Imaging Experiment
1
Date of Experiment
Temperature (Kelvin)
Microscope Model
TFS KRIOS
Minimum Defocus (nm)
600
Maximum Defocus (nm)
1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
0.01
Imaging Mode
BRIGHT FIELD
Specimen Holder Model
FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
Source
FIELD EMISSION GUN
Acceleration Voltage (kV)
300
Imaging Details
Preliminary grid screening was performed manually.