7DGE

intermediate state of class C GPCR

• PDB DOI: https://doi.org/10.2210/pdb7DGE/pdb
• EM Map EMD-30672: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens, Lama glama
• Expression System: Spodoptera frugiperda, Escherichia coli BL21(DE3)
• Mutation(s): Yes 
• Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc


• Deposited: 2020-11-11 Released: 2021-09-22 
• Deposition Author(s): Zhang, J.Y., Wu, L.J., Luo, F., Hua, T., Liu, Z.J.

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.65 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural insights into the activation initiation of full-length mGlu1.

Zhang, J., Qu, L., Wu, L., Tang, X., Luo, F., Xu, W., Xu, Y., Liu, Z.J., Hua, T.

(2021) Protein Cell 12: 662-667

• PubMed: 33278019 
• DOI: https://doi.org/10.1007/s13238-020-00808-5
• Primary Citation of Related Structures:  
  7DGD, 7DGE

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Organizational Affiliation: 

iHuman Institute, ShanghaiTech University, Shanghai, 201210, China.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A2B2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - B2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 213.7 kDa 
• Atom Count: 14,249 
• Modelled Residue Count: 1,814 
• Deposited Residue Count: 1,912 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 1	A, B	833	Homo sapiens	Mutation(s): 7  Gene Names: GRM1, GPRC1A, MGLUR1 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for Q13255 (Homo sapiens) Explore Q13255  Go to UniProtKB:  Q13255
PHAROS:  Q13255 GTEx:  ENSG00000152822

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
nanobody	C, D	123	Lama glama	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
QUS (Subject of Investigation/LOI)	E [auth A]	(S)-2-AMINO-3-(3,5-DIOXO-[1,2,4]OXADIAZOLIDIN-2-YL)-PROPIONIC ACID C5 H7 N3 O5 ASNFTDCKZKHJSW-REOHCLBHSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
QUS	BindingDB:  7DGE	Ki: min: 0.03, max: 260 (nM) from 6 assay(s)
		EC50: min: 200, max: 1.64e+4 (nM) from 5 assay(s)

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.65 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-09-22 
Deposition Author(s): Zhang, J.Y., Wu, L.J., Luo, F., Hua, T., Liu, Z.J.

Revision History  

• Version 1.0: 2021-09-22
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Data collection, Structure summary