9WQN | pdb_00009wqn

GRM1-Gq Complex Structure

PDB DOI: https://doi.org/10.2210/pdb9WQN/pdb
EM Map EMD-66177: EMDB EMDataResource

Classification: MEMBRANE PROTEIN
Organism(s): Homo sapiens, Mus musculus
Expression System: Spodoptera frugiperda, Homo sapiens
Mutation(s): No

Deposited: 2025-09-11 Released: 2026-05-27
Deposition Author(s): Lu, Y., Wen, T.L., Shen, Y.Q., Yang, X.
Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.70 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

This is version 1.0 of the entry. See complete history.

Literature

GRM1-Gq Complex Structure

Lu, Y., Wen, T.L., Shen, Y.Q., Yang, X.

To be published.

Macromolecule Content

Total Structure Weight: 301.58 kDa
Atom Count: 19,409
Modeled Residue Count: 2,432
Deposited Residue Count: 2,664
Unique protein chains: 5

Macromolecules

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| 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Metabotropic glutamate receptor 1	A [auth X], B [auth Y]	869	Homo sapiens	Mutation(s): 0 Gene Names: GRM1, GPRC1A, MGLUR1
UniProt & NIH Common Fund Data Resources
Find proteins for Q13255 (Homo sapiens) Explore Q13255 Go to UniProtKB: Q13255
PHAROS: Q13255 GTEx: ENSG00000152822
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q13255
Glycosylation
Glycosylation Sites: 4	Glycosylation Focus chain A [auth X] Focus chain B [auth Y]	Go to GlyGen: Q13255-1
Sequence Annotations Expand
Reference Sequence

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| 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
miniGq	C [auth A]	246	Homo sapiens	Mutation(s): 0

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| 3D Structure

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	D [auth B]	340	Homo sapiens	Mutation(s): 0 Gene Names: GNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P62873 (Homo sapiens) Explore P62873 Go to UniProtKB: P62873
PHAROS: P62873 GTEx: ENSG00000078369
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P62873
Sequence Annotations Expand
Reference Sequence

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| 3D Structure

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	E [auth G]	80	Homo sapiens	Mutation(s): 0 Gene Names: GNG2
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens) Explore P59768 Go to UniProtKB: P59768
PHAROS: P59768 GTEx: ENSG00000186469
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P59768
Sequence Annotations Expand
Reference Sequence

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| 3D Structure

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
scFv16	F	260	Mus musculus	Mutation(s): 0

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
CLR Query on CLR Download:Ideal Coordinates CCD File SDF format, chain O [auth X] SDF format, chain Q [auth Y] SDF format, chain Y SDF format, chain Z [auth Y] SDF format, chain X [auth Y] SDF format, chain N [auth X] SDF format, chain M [auth X] MOL2 format, chain O [auth X] MOL2 format, chain Q [auth Y] MOL2 format, chain Y MOL2 format, chain Z [auth Y] MOL2 format, chain X [auth Y] MOL2 format, chain N [auth X] MOL2 format, chain M [auth X] mmCIF format, chain O [auth X] mmCIF format, chain Q [auth Y] mmCIF format, chain Y mmCIF format, chain Z [auth Y] mmCIF format, chain X [auth Y] mmCIF format, chain N [auth X] mmCIF format, chain M [auth X]	M [auth X] N [auth X] O [auth X] Q [auth Y] X [auth Y] M [auth X], N [auth X], O [auth X], Q [auth Y], X [auth Y], Y, Z [auth Y]	CHOLESTEROL C₂₇ H₄₆ O HVYWMOMLDIMFJA-DPAQBDIFSA-N		Interactions Focus chain M [auth X] Focus chain N [auth X] Focus chain O [auth X] Focus chain Q [auth Y] Focus chain X [auth Y] Focus chain Y Focus chain Z [auth Y] Interactions & Density Focus chain M [auth X] Focus chain N [auth X] Focus chain O [auth X] Focus chain Q [auth Y] Focus chain X [auth Y] Focus chain Y Focus chain Z [auth Y]
A1EX5 Query on A1EX5 Download:Ideal Coordinates CCD File SDF format, chain P [auth X] MOL2 format, chain P [auth X] mmCIF format, chain P [auth X]	P [auth X]	N-[4-(trifluoromethyl)-1,3-oxazol-2-yl]-9H-xanthene-9-carboxamide C₁₈ H₁₁ F₃ N₂ O₃ GSGDLBUOSWGZER-UHFFFAOYSA-N		Interactions Focus chain P [auth X] Interactions & Density Focus chain P [auth X]
NAG Query on NAG Download:Ideal Coordinates CCD File SDF format, chain H [auth X] SDF format, chain I [auth X] SDF format, chain J [auth X] SDF format, chain K [auth X] SDF format, chain T [auth Y] SDF format, chain U [auth Y] SDF format, chain V [auth Y] SDF format, chain S [auth Y] MOL2 format, chain H [auth X] MOL2 format, chain I [auth X] MOL2 format, chain J [auth X] MOL2 format, chain K [auth X] MOL2 format, chain T [auth Y] MOL2 format, chain U [auth Y] MOL2 format, chain V [auth Y] MOL2 format, chain S [auth Y] mmCIF format, chain H [auth X] mmCIF format, chain I [auth X] mmCIF format, chain J [auth X] mmCIF format, chain K [auth X] mmCIF format, chain T [auth Y] mmCIF format, chain U [auth Y] mmCIF format, chain V [auth Y] mmCIF format, chain S [auth Y]	H [auth X] I [auth X] J [auth X] K [auth X] S [auth Y] H [auth X], I [auth X], J [auth X], K [auth X], S [auth Y], T [auth Y], U [auth Y], V [auth Y]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain H [auth X] Focus chain I [auth X] Focus chain J [auth X] Focus chain K [auth X] Focus chain S [auth Y] Focus chain T [auth Y] Focus chain U [auth Y] Focus chain V [auth Y] Interactions & Density Focus chain H [auth X] Focus chain I [auth X] Focus chain J [auth X] Focus chain K [auth X] Focus chain S [auth Y] Focus chain T [auth Y] Focus chain U [auth Y] Focus chain V [auth Y]
GGL Query on GGL Download:Ideal Coordinates CCD File SDF format, chain G [auth X] SDF format, chain R [auth Y] MOL2 format, chain G [auth X] MOL2 format, chain R [auth Y] mmCIF format, chain G [auth X] mmCIF format, chain R [auth Y]	G [auth X], R [auth Y]	GAMMA-L-GLUTAMIC ACID C₅ H₉ N O₄ WHUUTDBJXJRKMK-VKHMYHEASA-N		Interactions Focus chain G [auth X] Focus chain R [auth Y] Interactions & Density Focus chain G [auth X] Focus chain R [auth Y]
CL Query on CL Download:Ideal Coordinates CCD File SDF format, chain L [auth X] SDF format, chain W [auth Y] MOL2 format, chain L [auth X] MOL2 format, chain W [auth Y] mmCIF format, chain L [auth X] mmCIF format, chain W [auth Y]	L [auth X], W [auth Y]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain L [auth X] Focus chain W [auth Y] Interactions & Density Focus chain L [auth X] Focus chain W [auth Y]