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Cryo-EM structure of the imetit-bound histamine H4 receptor and Gq complex
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.733 f_angle_d 0.527 f_chiral_restr 0.043 f_plane_restr 0.005 f_bond_d 0.003
Sample Imetit bound histamine h4 receptor in complex with Gq Sample Components Engineered G-alpha-q Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 scFv16 Histamine H4 receptor Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 Nb35
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 628467 Reported Resolution (Å) 3.1 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOQUANTUM (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION cryoSPARC
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE