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Pol II-CSB-CRL4CSA-UVSSA-SPT6-PAF (Structure 4)
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.707 f_angle_d 1.032 f_chiral_restr 0.077 f_bond_d 0.017 f_plane_restr 0.007
Sample Transcribing Pol II bound to CSB, CRL4CSA, UVSSA, PAF and SPT6. Sample Components DNA-directed RNA polymerase with RNA_pol_L_2 and RNA polymerase Supplementary proteins NTS, RNA, TS E3 ubiquitin-protein ligase RBX1
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 100000 Reported Resolution (Å) 3 Resolution Method FSC 0.143 CUT-OFF Other Details Different number of particles was used for different focused refined maps. Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 40.4
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version CTF CORRECTION Warp MODEL REFINEMENT PHENIX RECONSTRUCTION RELION
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION