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Structure of the P1B7 antibody bound to the Sotorasib-modified KRas G12C peptide presented by the A*03:01 MHC I complex
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 13.223 f_angle_d 1.595 f_chiral_restr 0.081 f_plane_restr 0.016 f_bond_d 0.012
Sample P1B7 antibody:V7-Sotorasib A*03:01 MHC I complex
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 286405 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
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 (6k x 4k) Electron Dose (electrons/Å**2) 45.8
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 7000 Maximum Defocus (nm) 20000 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 cryoSPARC 4.3.1 IMAGE ACQUISITION SerialEM 4.1.0 CTF CORRECTION cryoSPARC 3.2.0 MODEL REFINEMENT PHENIX 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 1375850