8GGR | pdb_00008ggr

Locally refined cryoEM structure of receptor from beta-2-adrenergic receptor in complex with GTP-bound Gs heterotrimer (transition intermediate #10 of 20)

ELECTRON MICROSCOPY

---

Refinement

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	4.17
f_angle_d	0.5
f_chiral_restr	0.039
f_plane_restr	0.004
f_bond_d	0.003

Sample
Complex of beta-2 adrenergic receptor and Gs heterotrimer with GTP

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument	FEI VITROBOT MARK IV
Cryogen Name	ETHANE
Sample Vitrification Details	GTP was added just prior to freezing at 5 sec, 10 sec, or 17 sec before plunging.

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	255657
Reported Resolution (Å)	3.4
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 (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)	400
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
MODEL REFINEMENT	PHENIX
MODEL REFINEMENT	Coot
FINAL EULER ASSIGNMENT	cryoSPARC
CLASSIFICATION	cryoSPARC
RECONSTRUCTION	cryoSPARC

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
NONE		19918625