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Cryo-EM structure of MERS-CoV nsp10-nsp14 (E191A) in complex with T20P14-A RNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 9YCK
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.854 f_angle_d 0.559 f_chiral_restr 0.042 f_plane_restr 0.005 f_bond_d 0.003
Sample MERS-CoV nsp10-nsp14 (E191A) in complex with T20P14-A RNA
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 302690 Reported Resolution (Å) 2.88 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (9YCK) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type TFS FALCON 4i (4k x 4k) Electron Dose (electrons/Å**2) 43.03
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2000 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 IMAGE ACQUISITION EPU MODEL FITTING ISOLDE MODEL FITTING Coot MODEL REFINEMENT PHENIX 1.21.2_5419: RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION