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SARM1 TIR with BEXi adduct 6
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7NAK
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 2.5ul
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 110926 Reported Resolution (Å) 3.3 Resolution Method FSC 0.143 CUT-OFF Other Details Non-uniform refinement Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7NAK) Refinement Space RECIPROCAL Refinement Protocol RIGID BODY FIT Refinement Target Cross-correlation Overall B Value 62.3 Fitting Procedure Details Rigid body fitting of TIR monomers was done in Chimera, followed by realspace refinement in Coot, and finally refinement in Phenix.
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 43
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 120000 Calibrated Magnification 213000 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 4.7.1 IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC 4.7.1 MODEL FITTING Coot 0.9.8.92 INITIAL EULER ASSIGNMENT cryoSPARC 4.7.1 FINAL EULER ASSIGNMENT cryoSPARC 4.7.1 CLASSIFICATION cryoSPARC 4.7.1 RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX 1.21.1_5286:
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 2535468