8ZSL | pdb_00008zsl

Complex I from respirasome closed state 1 bound by metformin and CoQ10 (SC-MetC1-i)

ELECTRON MICROSCOPY

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Refinement

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	13.7293
f_angle_d	0.6025
f_chiral_restr	0.0451
f_bond_d	0.0056
f_plane_restr	0.0052

Sample
Respirasome closed state 1 bound by metformin and CoQ(alternative orientation),comformation A

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument	FEI VITROBOT MARK IV
Cryogen Name	ETHANE
Sample Vitrification Details

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	171814
Reported Resolution (Å)	2.88
Resolution Method	FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type	POINT

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

Data Acquisition
Detector Type	FEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)	51.9

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)	600
Maximum Defocus (nm)	1800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS	2.7
Imaging Mode	BRIGHT FIELD
Specimen Holder Model	FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification	105000
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
IMAGE ACQUISITION	EPU
MODEL FITTING	PHENIX	1.20.1
MODEL FITTING	Coot	0.9.6
MODEL REFINEMENT	PHENIX	1.20.1
INITIAL EULER ASSIGNMENT	cryoSPARC	v4.4.1
FINAL EULER ASSIGNMENT	cryoSPARC	v4.4.1
CLASSIFICATION	cryoSPARC	v4.4.1
RECONSTRUCTION	cryoSPARC	v4.4.1

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