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Cryo-EM complex of meizothrombinDESF1, factor Xa, and factor Va
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3E6P experimental model PDB 1XKB experimental model PDB 8TN9
Sample Complex of meizothrombinDESF1, factor Xa and factor Va Sample Components Coagulation factor X domains and Thrombin chains Coagulation factor V light and heavy chains
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 38200 Reported Resolution (Å) 3.84 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (3e6p) 2 (1xkb) 3 (8tn9) Refinement Space REAL REAL REAL Refinement Protocol RIGID BODY FIT RIGID BODY FIT RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 51
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2400 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 0.01 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 75000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Preliminary grid screening was performed manually.
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC MODEL FITTING UCSF ChimeraX MODEL REFINEMENT PHENIX MODEL REFINEMENT Coot MODEL FITTING UCSF ChimeraX MODEL REFINEMENT PHENIX MODEL REFINEMENT Coot MODEL FITTING UCSF ChimeraX MODEL REFINEMENT PHENIX MODEL REFINEMENT Coot RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION