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Higher-order assembly of multiple MMTV strand transfer complex intasomes
Sample Higher-order assembly of multiple MMTV strand transfer complex intasomes
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument HOMEMADE PLUNGER Cryogen Name ETHANE Sample Vitrification Details Cryo-EM grids were prepared by freezing using a manual plunger in cold room at 4C
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 86379 Reported Resolution (Å) 3.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target CC Overall B Value Fitting Procedure Details MMTV STC intasomes were rigid body docked into the EM map in Chimera, and the complex was subjected to a refinement in Phenix.
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 67
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 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 22500 Calibrated Magnification 38167 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 2.4 IMAGE ACQUISITION Leginon CTF CORRECTION cryoSPARC 3.0 MODEL FITTING PHENIX dev-4213-000 INITIAL EULER ASSIGNMENT cryoSPARC 2.4 FINAL EULER ASSIGNMENT cryoSPARC 2.4 RECONSTRUCTION cryoSPARC 3.0 MODEL REFINEMENT Coot
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1048508