8WG9

mGlu2-mGlu4 heterodimer bound mGlu4 agonist E7P

• PDB DOI: https://doi.org/10.2210/pdb8WG9/pdb
• EM Map EMD-37506: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda, Homo sapiens
• Mutation(s): No 
• Membrane Protein: Yes  PDBTM


• Deposited: 2023-09-20 Released: 2024-11-27 
• Deposition Author(s): Zhang, Y., Liu, J.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.46 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural basis of allosteric activation in a metabotropic glutamate heterodimer

Zhang, Y., Liu, J.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 192.41 kDa 
• Atom Count: 11,806 
• Modelled Residue Count: 1,511 
• Deposited Residue Count: 1,734 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 4	A [auth B]	880	Homo sapiens	Mutation(s): 0  Gene Names: GRM4 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for Q14833 (Homo sapiens) Explore Q14833  Go to UniProtKB:  Q14833
PHAROS:  Q14833 GTEx:  ENSG00000124493

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 2	B [auth C]	854	Homo sapiens	Mutation(s): 0  Gene Names: GRM2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for Q14416 (Homo sapiens) Explore Q14416  Go to UniProtKB:  Q14416
PHAROS:  Q14416 GTEx:  ENSG00000164082

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
E7P (Subject of Investigation/LOI)	C [auth B]	(2S)-2-amino-4-phosphonobutanoic acid C4 H10 N O5 P DDOQBQRIEWHWBT-VKHMYHEASA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.46 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-11-27 
Deposition Author(s): Zhang, Y., Liu, J.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2024-11-27
  Type: Initial release