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Cryo-EM structure of COP9 signalosome precatalytic state with neddylated cullin-1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LDJ experimental model PDB 4D10
Sample The COP9 signalosome deneddylation complex with neddylated cullin-1
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 177066 Reported Resolution (Å) 3.16 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (1LDJ, 4D10) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM MODEL FITTING UCSF Chimera MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT cryoSPARC RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION