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Extracellular architecture of an engineered canonical Wnt signaling ternary complex
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 7.599 f_angle_d 0.961 f_chiral_restr 0.047 f_plane_restr 0.006 f_bond_d 0.004
Sample haXWnt8-mFzd8CRD-hLRP6E1E2 Sample Components Frizzled-8 Protein Wnt-8 Low-density lipoprotein receptor-related protein 6
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 3 s blotting before plunging
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 82235 Reported Resolution (Å) 3.8 Resolution Method FSC 0.143 CUT-OFF Other Details Model resolution is substantially lower and estimated to be ~10 angstrom based on the map-model FSC. Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 55
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN 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 29000 Calibrated Magnification 58680 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION cryoSPARC 3.3 MODEL REFINEMENT PHENIX INITIAL EULER ASSIGNMENT cryoSPARC 3.3 FINAL EULER ASSIGNMENT cryoSPARC 3.3 CLASSIFICATION cryoSPARC 3.3 RECONSTRUCTION cryoSPARC 3.3
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 3840364 Particles include duplicates and junk.