8TL5

CRYO-EM STRUCTURE OF HIV-1 BG505DS-SOSIP.664 ENV TRIMER BOUND TO HERH-c.01 FAB


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.473
f_angle_d0.527
f_chiral_restr0.043
f_plane_restr0.004
f_bond_d0.003
Sample
BG505 DS-SOSIP HERH-c.01 FAB COMPLEX
Sample Components
BG505 DS-SOSIP
HERH-c.01 FAB
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles637576
Reported Resolution (Å)3.3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)47.2
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)750
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.3
CTF CORRECTIONcryoSPARC3.3
MODEL FITTINGUCSF Chimera1.14
MODEL REFINEMENTPHENIX1.20
INITIAL EULER ASSIGNMENTcryoSPARC3.3
FINAL EULER ASSIGNMENTcryoSPARC3.3
CLASSIFICATIONcryoSPARC3.3
RECONSTRUCTIONcryoSPARC3.3
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1724889