9Y2F | pdb_00009y2f

Metabotropic Glutamate Receptor 7 in complex with ecto-domain of Extracellular Leucine Rich Repeat and Fibronectin Type III Domain Containing 2

• PDB DOI: https://doi.org/10.2210/pdb9Y2F/pdb
• EM Map EMD-72409: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2025-09-01 Released: 2026-08-05 
• Deposition Author(s): Ludlam, W.G., Chang, C.T., Liauw, B.W., Cho, H.J., Sawh-Gopal, A., Izard, T., Bao, H., Dunn, H.A., Vafabakhsh, R., Martemyanov, K.A.
• Funding Organization(s): National Institutes of Health/National Institute on Drug Abuse (NIH/NIDA), National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.60 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural basis for modulation of group III mGlu receptors by trans-synaptic interactions

Ludlam, W.G., Chang, C.T., Liauw, B.W., Cho, H.J., Sawh-Gopal, A., Izard, T., Bao, H., Dunn, H.A., Vafabakhsh, R., Martemyanov, K.A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 280.42 kDa 
• Atom Count: 10,924 
• Modeled Residue Count: 1,420 
• Deposited Residue Count: 2,500 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein phosphatase 1 regulatory subunit 29	A [auth C], C [auth D]	385	Homo sapiens	Mutation(s): 0  Gene Names: ELFN2, KIAA1904, LRRC62, PPP1R29
UniProt & NIH Common Fund Data Resources
Find proteins for Q5R3F8 (Homo sapiens) Explore Q5R3F8  Go to UniProtKB:  Q5R3F8
PHAROS:  Q5R3F8 GTEx:  ENSG00000166897

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 7	B [auth A], D [auth B]	865	Homo sapiens	Mutation(s): 0  Gene Names: GRM7, GPRC1G, MGLUR7
UniProt & NIH Common Fund Data Resources
Find proteins for Q14831 (Homo sapiens) Explore Q14831  Go to UniProtKB:  Q14831
PHAROS:  Q14831 GTEx:  ENSG00000196277

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.60 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419
RECONSTRUCTION	cryoSPARC

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-08-05 
Deposition Author(s): Ludlam, W.G., Chang, C.T., Liauw, B.W., Cho, H.J., Sawh-Gopal, A., Izard, T., Bao, H., Dunn, H.A., Vafabakhsh, R., Martemyanov, K.A.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute on Drug Abuse (NIH/NIDA)	United States	DA056414
National Institutes of Health/National Institute of Neurological Disorders and Stroke (NIH/NINDS)	United States	F32NS124758

Revision History  

• Version 1.0: 2026-08-05
  Type: Initial release