8GS9

SARS-CoV-2 BA.2 spike RBD in complex bound with VacBB-551


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.663
f_angle_d0.478
f_chiral_restr0.043
f_bond_d0.003
f_plane_restr0.003
Sample
Complex of SARS-COV-2 spike RBD and VacBB-551
Sample Components
SARS-COV-2 spike RBD
VacBB-551
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Detailsblot for 5s, wait for 2s, blot force:0
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles506671
Reported Resolution (Å)2.66
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (7XB0)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement TargetCorrelation coefficient
Overall B Value53.8
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1500
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.2
IMAGE ACQUISITIONEPU
CTF CORRECTIONGctf1.18
MODEL FITTINGUCSF Chimera1.16
MODEL REFINEMENTPHENIX1.20
INITIAL EULER ASSIGNMENTcryoSPARC3.2
FINAL EULER ASSIGNMENTcryoSPARC3.2
CLASSIFICATIONcryoSPARC3.2
RECONSTRUCTIONcryoSPARC3.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION5391498