8HIM

A cryo-EM structure of B. oleracea RNA polymerase V elongation complex at 2.73 Angstrom


ELECTRON MICROSCOPY
Sample
DNA-directed RNA polymerase V elongation complex
Sample Components
DNA-directed RNA polymerase
DNA-RNA
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles503124
Reported Resolution (Å)2.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolOTHER
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)1.5625
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeOTHER
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceOTHER
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION3.1.2
IMAGE ACQUISITIONEPU2.10.0.5REL
CTF CORRECTIONRELION3.1.2
MODEL FITTINGUCSF Chimera1.13.1
MODEL REFINEMENTPHENIX1.17.1
INITIAL EULER ASSIGNMENTRELION3.1.2
FINAL EULER ASSIGNMENTRELION3.1.2
RECONSTRUCTIONRELION3.1.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION2750896