9C0R

Carbon monoxide dehydrogenase (CODH) from Methanosarcina thermophila, specimen prepared on chameleon plunger


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 
Sample
Acetyl-CoA decarbonylase/synthase complex
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification DetailsSPT Labtech chameleon plunger
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles125759
Reported Resolution (Å)2.8
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement Protocol
Refinement TargetCorrelation coefficient
Overall B Value74.1561
Fitting Procedure
DetailsInitial model was generated using AlphaFold, fit to the map using ChimeraX, followed by rigid body fitting in phenix, and finally iterative real space ...Initial model was generated using AlphaFold, fit to the map using ChimeraX, followed by rigid body fitting in phenix, and finally iterative real space refinement in coot and phenix.
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)47.1
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)1750
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification130000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL REFINEMENTPHENIX1.21.1_5286:
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1124872