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Cryo-EM Structure of the ClpX component of the ClpXP1/2 degradation machinery.
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument GATAN CRYOPLUNGE 3 Cryogen Name ETHANE Sample Vitrification Details The sample was blotted after 45 s of incubation time
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 383927 Reported Resolution (Å) 6 Resolution Method FSC 0.143 CUT-OFF Other Details The overall resolution of the map is 4 A, but the ClpX region has significantly lower local resolution. Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 114
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 FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 59000 Calibrated Magnification 112807 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION SPHIRE 1.0 IMAGE ACQUISITION EPU CTF CORRECTION SPHIRE 1.0 MODEL FITTING UCSF Chimera INITIAL EULER ASSIGNMENT SPHIRE 1.0 FINAL EULER ASSIGNMENT SPHIRE 1.0 CLASSIFICATION SPHIRE 1.0 RECONSTRUCTION SPHIRE 1.0 MODEL REFINEMENT NAMD MODEL REFINEMENT Rosetta MODEL REFINEMENT PHENIX MODEL REFINEMENT Coot
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 613322