6T15

The III2-IV(5B)1 respiratory supercomplex from S. cerevisiae

ELECTRON MICROSCOPY

Sample
The III2-IV(5B)1 respiratory supercomplex from S. cerevisiae

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument	FEI VITROBOT MARK IV
Cryogen Name	ETHANE
Sample Vitrification Details	3 microliter of sample applied to negatively glow discharged grid, blot force -10; blotting time 8.5 s

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	73042
Reported Resolution (Å)	3.29
Resolution Method	FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type	POINT
Point Symmetry	C1

Map-Model Fitting and Refinement
Id	1 (6HU9)
Refinement Space	REAL
Refinement Protocol	RIGID BODY FIT
Refinement Target
Overall B Value	80
Fitting Procedure
Details

Data Acquisition
Detector Type	GATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)	56.4

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
IMAGE ACQUISITION	EPU	2.3
CTF CORRECTION	cryoSPARC	2
MODEL FITTING	UCSF Chimera	1.13.1
INITIAL EULER ASSIGNMENT	cryoSPARC	2
FINAL EULER ASSIGNMENT	cryoSPARC	2
CLASSIFICATION	cryoSPARC	2
RECONSTRUCTION	cryoSPARC	2
MODEL REFINEMENT	PHENIX	1.14-3260

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.