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Yeast RNA polymerase II transcription pre-initiation complex with initial transcription bubble
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5OQJ
Sample Yeast RNA polymerase II transcription pre-initiation complex with initial transcription bubble Sample Components DNA-directed RNA polymerase II subunit General transcription and DNA repair factor DNA-directed RNA polymerase II subunit RPB3 Transcription initiation factor, DNA-directed RNA polymerase Non-template DNA, template DNA
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 16495 Reported Resolution (Å) 3.2 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (5OQJ) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 43.6
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 4000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EPU CTF CORRECTION Warp CTF CORRECTION RELION MODEL FITTING Coot INITIAL EULER ASSIGNMENT RELION FINAL EULER ASSIGNMENT RELION CLASSIFICATION RELION MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 4300000