8WGD

mGlu2-4 inactive heterodimer

• PDB DOI: https://doi.org/10.2210/pdb8WGD/pdb
• EM Map EMD-37509: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: 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: 4.45 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 Pseudo Symmetry: Cyclic - C2  (Explore in 3D)
Pseudo Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 192.85 kDa 
• Atom Count: 6,076 
• Modelled Residue Count: 1,508 
• Deposited Residue Count: 1,734 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 2	A [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

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 4	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

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
WAG (Subject of Investigation/LOI)	C	(1S,2R)-2-[(2S)-2-azanyl-1-oxidanyl-1-oxidanylidene-3-(9H-xanthen-9-yl)propan-2-yl]cyclopropane-1-carboxylic acid C20 H19 N O5 VLZBRVJVCCNPRJ-AGKSTNPPSA-N
WA6 (Subject of Investigation/LOI)	D [auth B]	(2S)-2-azanyl-2-cyclopropyl-2-(4-phosphonophenyl)ethanoic acid C11 H14 N O5 P IGODGTDUQSMDQU-NSHDSACASA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.45 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