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Cryo-EM structure of yeast Elp456 subcomplex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4A8J
Sample Yeast Elp456 subcomplex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 15 s wait time, blot force 5, 5 s blot time
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 128593 Reported Resolution (Å) 3.7 Resolution Method FSC 0.143 CUT-OFF Other Details Given global resolution estimation for post-process sharpened map Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (4A8J) Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details After initial rigid body fit, further fitting was done using NAMDINATOR
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 40
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 900 Maximum Defocus (nm) 3000 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 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU 2.10 CTF CORRECTION cryoSPARC v3.2.0 MODEL FITTING UCSF ChimeraX MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC v3.2.0 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.1 RECONSTRUCTION RELION 3.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 364424 given number of particles is after TOPAZ picking and 2D cleaning