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Cryo-EM structure of autoinhibited human talin-1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3IVF experimental model PDB 1SJ8 experimental model PDB 2L7A experimental model PDB 2LQG experimental model PDB 2L7N experimental model PDB 2L10 experimental model PDB 5IC1 experimental model PDB 2KVP experimental model PDB 3DYJ experimental model PDB 2JSW
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE-PROPANE Sample Vitrification Details Blotted 4 seconds before plunging, blot force 4
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 30438 Reported Resolution (Å) 6.2 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (3IVF, 1SJ8, 2L7A, 2LQG, 2L7N, 2L10, 5IC1, 2KVP, 3DYJ, 2JSW) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value 377 Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 76.8
Imaging Experiment 1 Date of Experiment 2018-05-14 Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.62 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 IMAGE ACQUISITION SerialEM 3.6 CTF CORRECTION Gctf 1.06 MODEL FITTING Coot 0.8.9.1 MODEL FITTING UCSF Chimera 1.13.1 INITIAL EULER ASSIGNMENT cryoSPARC 1 FINAL EULER ASSIGNMENT RELION 3.0 CLASSIFICATION RELION 3.0 RECONSTRUCTION RELION 3.0 MODEL REFINEMENT PHENIX 1.14-3260 MODEL FITTING Amber 18 PARTICLE SELECTION Gautomatch 0.56
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1873975