32QA | pdb_000032qa

Cryo-EM structure of Saccharomyces cerevisiae Erv14-Qdr2 complex in lipid nanodiscs (double Erv14 assembly)


ELECTRON MICROSCOPY
Sample
Saccharomyces cerevisiae Qdr2-Erv14 complex in lipid nanodiscs (double Erv14 assembly)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles207007
Reported Resolution (Å)2.76
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)40
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2200
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 SELECTIONSIMPLE3.0
IMAGE ACQUISITIONEPU
CTF CORRECTIONSIMPLE3.0
MODEL REFINEMENTPHENIX1.29.1-4487
MODEL REFINEMENTCoot0.9.8.2
MODEL REFINEMENTISOLDE1.10.1
INITIAL EULER ASSIGNMENTcryoSPARC4.7.1
FINAL EULER ASSIGNMENTcryoSPARC4.7.1
RECONSTRUCTIONcryoSPARC4.7.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION30817460