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Human FL Metabotropic glutamate receptor 5, mGlu5-5M with quisqualate, Rcc conformation
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7FD9 experimental model Other D_1300042381
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 6.087 f_angle_d 0.644 f_chiral_restr 0.045 f_bond_d 0.004 f_plane_restr 0.004
Sample mGlu Receptor bound to quisqualate, in Rcc conformation
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 344232 Reported Resolution (Å) 4.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (7FD9) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value 88.3 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 49.55
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2200 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 59523 Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details Data was collected in EFTEM mode with Bioquantum K3
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC IMAGE ACQUISITION EPU CTF CORRECTION cryoSPARC MODEL FITTING UCSF Chimera 1.15 MODEL FITTING Coot 0.9.8.7 RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX 1.20.1-4487
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 3416003