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Cryo-EM structure of bacterial RNA polymerase-sigma54 holoenzyme transcription open complex
Refinement RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 94.895 r_mcangle_it 51.944 r_scbond_it 49.6 r_mcbond_it 33.59 r_dihedral_angle_2_deg 28 r_dihedral_angle_4_deg 17.007 r_dihedral_angle_3_deg 15.575 r_dihedral_angle_1_deg 8.463 r_angle_refined_deg 3.382 r_chiral_restr 0.226
RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 94.895 r_mcangle_it 51.944 r_scbond_it 49.6 r_mcbond_it 33.59 r_dihedral_angle_2_deg 28 r_dihedral_angle_4_deg 17.007 r_dihedral_angle_3_deg 15.575 r_dihedral_angle_1_deg 8.463 r_angle_refined_deg 3.382 r_chiral_restr 0.226 r_bond_refined_d 0.034 r_gen_planes_refined 0.019 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_it r_scangle_other r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Sample Cryo-EM structure of bacterial RNA polymerase-sigma54 holoenzyme transcription open complex Sample Components DNA-directed RNA polymerase RNA polymerase sigma-54 factor 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 79678 Reported Resolution (Å) 3.4 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 45
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 1.9 MODEL FITTING Coot 8.03 MODEL REFINEMENT PHENIX 1.10.1 MODEL REFINEMENT CCP4 package 7
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION