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Structure of Sen1 bound RNA Polymerase II pre-termination complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB in silico model AlphaFold experimental model PDB 7NKX experimental model PDB 2XZO experimental model PDB 6I59
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.405 f_angle_d 0.378 f_chiral_restr 0.043 f_bond_d 0.002 f_plane_restr 0.002
Sample Sen1 bound RNA Polymerase II pre-termination complex Sample Components Transcription elongation factors RNA polymerase II DNA and RNA
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 95644 Reported Resolution (Å) 2.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (7NKX, 2XZO, 6I59) Refinement Space Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 40.02
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 3000 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) 300 Imaging Details
EM Software Task Software Package Version MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION