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Cryo-EM structure of the type VII CRISPR-Cas14 effector complex
Refinement RMS Deviations Key Refinement Restraint Deviation s_dihedral_angle_6_deg 12.5347 s_dihedral_angle_3_deg 10.5167 s_dihedral_angle_1_deg 7.2199 s_angle_nonh_deg 1.7112 s_dihedral_angle_2_deg 1.2307 s_nbtor 0.1848 s_nbd 0.1474 s_chiral_restr 0.1278 s_hbond_nbd 0.109 s_bond_nonh_d 0.0097
RMS Deviations Key Refinement Restraint Deviation s_dihedral_angle_6_deg 12.5347 s_dihedral_angle_3_deg 10.5167 s_dihedral_angle_1_deg 7.2199 s_angle_nonh_deg 1.7112 s_dihedral_angle_2_deg 1.2307 s_nbtor 0.1848 s_nbd 0.1474 s_chiral_restr 0.1278 s_hbond_nbd 0.109 s_bond_nonh_d 0.0097 s_planes 0.0043
Sample The type VII CRISPR-Cas14 effector complex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 74619 Reported Resolution (Å) 2.97 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 Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 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 PARTICLE SELECTION cryoSPARC CTF CORRECTION cryoSPARC MODEL FITTING Coot MODEL REFINEMENT Servalcat INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT cryoSPARC CLASSIFICATION cryoSPARC RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION