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Cryo-EM structure of type 3 IP3 receptor revealing presence of a self-binding peptide
Sample inositol 1,4,5-triphosphate receptor, type 3
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details The grid was blotted for 3 seconds at force 1
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 82511 Reported Resolution (Å) 3.77 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C4
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 70
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI POLARA 300 Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.2 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 31000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version CTF CORRECTION Gctf MODEL FITTING Coot CLASSIFICATION RELION RECONSTRUCTION cisTEM MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION