☰ Navigation Tabs
Cryo-EM structure of Escherichia coli transcription initiation complex with GpA and des-hydroxy pseudouridimycin (des-hydroxy PUM)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4MEY
Sample Escherichia coli transcription initiation complex with GpA and des-hydroxy pseudouridimycin (des-hydroxy PUM)
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 84662 Reported Resolution (Å) 3.32 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (4MEY) 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) 25.3
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) 800 Maximum Defocus (nm) 2100 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.5.1 MODEL REFINEMENT PHENIX 1.21.1_5286 CTF CORRECTION cryoSPARC 4.5.1 INITIAL EULER ASSIGNMENT cryoSPARC 4.5.1 FINAL EULER ASSIGNMENT cryoSPARC 4.5.1 CLASSIFICATION cryoSPARC 4.5.1 RECONSTRUCTION cryoSPARC 4.5.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 324452