9G9Y | pdb_00009g9y

Respiratory supercomplex CI2-CIII2-CIV2 (megacomplex) from alphaproteobacterium


ELECTRON MICROSCOPY
Sample
Respiratory supercomplex CI2-CIII2-CIV2 from alphaproteobacterium
Sample Components
Alphaproteobacterial respiratory complex I (NADH-ubiquinone oxidoreductase)
Alphaproteobacterial respiratory complex III (ubiquinone-cytochrome c oxidoreductase, cytochrome bc1)
Alphaproteobacterial respiratory complex IV (Cytochrome c oxidase, aa3-type)
Transmembrane-anchored cytochrome c (c552)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles3002
Reported Resolution (Å)4.91
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å**2)55.2
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)900
Maximum Defocus (nm)2700
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
NONE