Experiment: 7P09

Human mitochondrial Lon protease with substrate in the ATPase domain

ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3M6A

Refinement

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	4.552
f_angle_d	0.425
f_chiral_restr	0.039
f_plane_restr	0.003
f_bond_d	0.002

Sample
Composite map of human mitochondrial LonP1

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument
Cryogen Name	ETHANE
Sample Vitrification Details

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	152455
Reported Resolution (Å)	2.7
Resolution Method	FSC 0.143 CUT-OFF
Other Details	This is a combined map from three focused refienements. The Lan domain, the ATPase domain and the protease domain focused maps with a 0.143 FSC resolu ...	This is a combined map from three focused refienements. The Lan domain, the ATPase domain and the protease domain focused maps with a 0.143 FSC resolution of 7.4, 2.7 and 2.75 angstroms.
Refinement Type
Symmetry Type	POINT

Map-Model Fitting and Refinement
Id	1 (3M6A)
Refinement Space	REAL
Refinement Protocol	FLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type	GATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)	51

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
MODEL FITTING	Coot	0.93
MODEL REFINEMENT	PHENIX	1.19.2

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