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ReChb - crRNA - target dsDNA complex in the presence of collateral dsDNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other Other
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.228 f_angle_d 0.495 f_chiral_restr 0.038 f_plane_restr 0.003 f_bond_d 0.002
Sample Quaternary complex of ReChb - crRNA - target dsDNA - collateral dsDNA
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details 2s blotting
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 300509 Reported Resolution (Å) 3.08 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 FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 50.2
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 1600 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 105000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Topaz IMAGE ACQUISITION EPU 2 CTF CORRECTION cryoSPARC 4.3.0 MODEL FITTING Coot INITIAL EULER ASSIGNMENT cryoSPARC 4.3.0 FINAL EULER ASSIGNMENT cryoSPARC 4.3.0 CLASSIFICATION cryoSPARC 4.3.0 RECONSTRUCTION cryoSPARC 3.4.0 MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1526906