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Twist-corrected RNA origami 5-helix Tile A
Refinement RMS Deviations Key Refinement Restraint Deviation r_lrange_other 24.12 r_lrange_it 24.117 r_scangle_it 17.077 r_scangle_other 17.076 r_scbond_it 10.397 r_scbond_other 10.389 r_angle_refined_deg 2.209 r_angle_other_deg 0.624 r_nbtor_refined 0.244 r_symmetry_nbd_other 0.241
RMS Deviations Key Refinement Restraint Deviation r_lrange_other 24.12 r_lrange_it 24.117 r_scangle_it 17.077 r_scangle_other 17.076 r_scbond_it 10.397 r_scbond_other 10.389 r_angle_refined_deg 2.209 r_angle_other_deg 0.624 r_nbtor_refined 0.244 r_symmetry_nbd_other 0.241 r_nbd_refined 0.179 r_chiral_restr 0.161 r_xyhbond_nbd_refined 0.11 r_symmetry_nbtor_other 0.088 r_gen_planes_refined 0.017 r_bond_other_d 0.01 r_bond_refined_d 0.007 r_gen_planes_other 0.003
Sample Twist-corrected 5-helix tile A.
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details 3 microlitre droplet, 4 second delay before blotting, 6 second blot, 0 second delay before plunging.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 166751 Reported Resolution (Å) 5.14 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Correlation Coefficient Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 60
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 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 130000 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 CTF CORRECTION cryoSPARC 3.2.0 MODEL FITTING UCSF ChimeraX 1.2 MODEL FITTING ISOLDE 1.2 MODEL REFINEMENT PHENIX 1.19.2-4158-000 INITIAL EULER ASSIGNMENT cryoSPARC 3.2.0 FINAL EULER ASSIGNMENT cryoSPARC 3.2.0 CLASSIFICATION cryoSPARC 3.2.0 RECONSTRUCTION cryoSPARC 3.2.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION Patch CTF estimation (multi) from cryoSPARC. 605848 Particle picking was performed using the template picker from cryoSPARC with templates generated from an ab initio model from the same dataset.