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Cryo-EM structure of murine Dispatched in complex with Sonic hedgehog
Sample Dispatched protein complexed with Sonic hedgehog 26-189
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details Wait time 20 seconds, blot time 4 seconds, blotting force 0
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 204786 Reported Resolution (Å) 2.7 Resolution Method FSC 0.143 CUT-OFF Other Details 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 69.9 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 66.7
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 1500 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 59880 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Automated data collection in SerialEM using 3x3 image shift pattern (one shot per hole), using beam tilt compensation.
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION cryoSPARC MODEL FITTING ISOLDE MODEL FITTING Coot MODEL REFINEMENT PHENIX MODEL REFINEMENT ISOLDE INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT cryoSPARC CLASSIFICATION cryoSPARC RECONSTRUCTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 1406648