7KL9

Structure of the SARS-CoV-2 S 6P trimer in complex with the ACE2 protein decoy, CTC-445.2 (State 4)


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d12.547
f_angle_d0.827
f_chiral_restr0.051
f_bond_d0.008
f_plane_restr0.005
Sample
Ternary complex of CTC445.2 inhibitor with SARS-CoV-2 S 6P glycoprotin
Sample Components
Spike glycoprotein
CTC-445.2 inhibitor
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details3s blot, 0 blot force
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles26038
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 TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)800
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 Magnification45000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details3x3 beam tilt collection
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM3.8
CLASSIFICATIONcryoSPARCv2.14
RECONSTRUCTIONcryoSPARCv2.14
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION420998