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Structure of Mycobacterium smegmatis RNA polymerase Sigma-A holoenzyme
Refinement RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 29.54 r_dihedral_angle_3_deg 15.699 r_dihedral_angle_4_deg 13.142 r_dihedral_angle_1_deg 6.318 r_long_range_B_refined 4.065 r_long_range_B_other 4.065 r_mcangle_it 1.915 r_mcangle_other 1.915 r_angle_refined_deg 1.309 r_scangle_other 1.189
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 29.54 r_dihedral_angle_3_deg 15.699 r_dihedral_angle_4_deg 13.142 r_dihedral_angle_1_deg 6.318 r_long_range_B_refined 4.065 r_long_range_B_other 4.065 r_mcangle_it 1.915 r_mcangle_other 1.915 r_angle_refined_deg 1.309 r_scangle_other 1.189 r_angle_other_deg 1.093 r_mcbond_it 1.024 r_mcbond_other 1.024 r_scbond_it 0.559 r_scbond_other 0.559 r_chiral_restr 0.047 r_bond_refined_d 0.003 r_gen_planes_refined 0.003 r_gen_planes_other 0.002 r_bond_other_d 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_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Sample Mycobacterium smegmatis RNA polymerase Sigma-A holoenzyme
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 42579 Reported Resolution (Å) 4.22 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 RECIPROCAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON III (4k x 4k) Electron Dose (electrons/Å**2) 52
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI POLARA 300 Minimum Defocus (nm) 1500 Maximum Defocus (nm) 3800 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 78000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version MODEL FITTING Coot 0.8.3 RECONSTRUCTION RELION 2.1 MODEL REFINEMENT REFMAC 5.8
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY