7VFD

Cryo-EM structure of Vaccinia virus scaffolding protein D13


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.439
f_angle_d0.523
f_chiral_restr0.047
f_bond_d0.004
f_plane_restr0.004
Sample
Vaccinia virus scaffolding protein D13 trimer
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE-PROPANE
Sample Vitrification Details3 microliter sample volume was loaded onto a holey grid with additional graphene oxide film. 10 sec waiting time, 5 sec blotting time and blot force 0 ...3 microliter sample volume was loaded onto a holey grid with additional graphene oxide film. 10 sec waiting time, 5 sec blotting time and blot force 0, no delay time were applied before plunging.
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles130384
Reported Resolution (Å)2.25
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC3
Map-Model Fitting and Refinement
Id1 (6BEI)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON III (4k x 4k)
Electron Dose (electrons/Å**2)50
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)1500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification155000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION3.1
IMAGE ACQUISITIONEPU
CTF CORRECTIONCTFFIND4.1.9
CTF CORRECTIONRELION3.1
MODEL FITTINGUCSF Chimera1.13.1
MODEL FITTINGCoot0.9.1
MODEL REFINEMENTPHENIX1.18
INITIAL EULER ASSIGNMENTRELION3.1
FINAL EULER ASSIGNMENTRELION3.1
CLASSIFICATIONRELION3.1
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION668437