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Human mitochondrial ClpX with endogenous substrate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details The sample was prepared using manual blot-and-plunge freezing method in cold room (4 celsius)
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 513188 Reported Resolution (Å) 3.2 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 GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 230 Maximum Defocus (nm) 3300 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 45000 Calibrated Magnification 54945 Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.3 CTF CORRECTION cryoSPARC 4.3 MODEL FITTING Coot 0.8.9.1 INITIAL EULER ASSIGNMENT cryoSPARC 4.3 FINAL EULER ASSIGNMENT cryoSPARC 4.3 CLASSIFICATION cryoSPARC 4.3 RECONSTRUCTION cryoSPARC 4.3 MODEL REFINEMENT PHENIX 1.21_5207
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1940578