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Cryo-EM structure of apo-T2R46 in complex with heterotrimeric G protein
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7X9A
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 3.76 f_angle_d 0.438 f_chiral_restr 0.038 f_plane_restr 0.004 f_bond_d 0.002
Sample Ternary complex of T2R14 with G protein heterotrimeric
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details blot for 1s
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 1968661 Reported Resolution (Å) 2.7 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (7x9a) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value 31.78 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TECNAI F30 Minimum Defocus (nm) 800 Maximum Defocus (nm) 1500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.0 CTF CORRECTION Gctf v1.06 CLASSIFICATION RELION 3.0 RECONSTRUCTION RELION 3.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE 6170582