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Yeast RNA polymerase I elongation complex bound to nucleotide analog GMPCPP
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5M5X experimental model PDB 4C3I experimental model PDB 4C2M experimental model PDB 2E2J experimental model PDB 4A3J
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.205 f_angle_d 0.878 f_chiral_restr 0.057 f_plane_restr 0.007 f_bond_d 0.006
Sample Yeast RNA polymerase I elongation complex bound to nucleotide analog GMPCPP
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 30 seconds incubation
3 seconds blotting
blotting force 3
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 34232 Reported Resolution (Å) 3.42 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (5M5X, 4C3I, 4C2M, 2E2J, 4A3J) Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details Initial rigid body fitting was done in Chimera and model building was done in Coot.
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 39
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 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL FITTING UCSF Chimera MODEL FITTING Coot RECONSTRUCTION RELION 2 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION