8F9M

HIV Env germline targeting BG505_MD64_N332-GT5 SOSIP in complex with V3-glycan polyclonal Fab isolated from immunized wild type mice, and NHP monoclonal Fab RM20A3


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d10.323
f_angle_d0.861
f_chiral_restr0.053
f_bond_d0.005
f_plane_restr0.005
Sample
HIV Env germline targeting BG505_MD64_N332-GT5 SOSIP in complex with V3-glycan polyclonal Fab isolated from immunized wild type mice, and NHP monoclonal Fab RM20A3
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles11058
Reported Resolution (Å)4.1
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)40
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS GLACIOS
Minimum Defocus (nm)700
Maximum Defocus (nm)1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification190000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC3.2
CLASSIFICATIONRELION3.1
RECONSTRUCTIONcryoSPARC3.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION