☰ Navigation Tabs
E. coli RNA polymerase paused at ops site
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6C6S
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.708 f_angle_d 0.522 f_chiral_restr 0.039 f_plane_restr 0.004 f_bond_d 0.002
Sample transcription elongation complex paused at ops site, assembled on fully complementary nucleic acid scaffold Sample Components Transcription complex DNA and RNA
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 250888 Reported Resolution (Å) 2.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (6c6s) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value 161 Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 42
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 96000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 3.2.0 IMAGE ACQUISITION EPU 2.8 CTF CORRECTION cryoSPARC 3.2.0 MODEL FITTING Coot 0.9.8.1 INITIAL EULER ASSIGNMENT cryoSPARC 3.2.0 FINAL EULER ASSIGNMENT cryoSPARC 3.2.0 CLASSIFICATION cryoSPARC 3.2.0 RECONSTRUCTION cryoSPARC 3.2.0 MODEL REFINEMENT PHENIX 1.20_44591
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 759854