9WND | pdb_00009wnd

5HT2AR-miniGq heterotrimer in complex with a psychedelic psilocin

• PDB DOI: https://doi.org/10.2210/pdb9WND/pdb
• EM Map EMD-66114: EMDB EMDataResource

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


• Deposited: 2025-09-04 Released: 2026-09-09 
• Deposition Author(s): Cao, M., Li, H., Cheng, J., Wang, S., Tang, L., Ji, X.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

wwPDB Validation

Currently 9WND does not have a validation slider image.

Literature

Mechanistic Basis for 5-HT2AR Over 5-HT2BR Activation

Tang, L., Ji, X., Cao, D., Li, H., Cheng, J., Wang, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A1B1C1D1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 139.26 kDa 
• Atom Count: 7,230 
• Modeled Residue Count: 1,094 
• Deposited Residue Count: 1,261 
• Unique protein chains: 4

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
5-hydroxytryptamine receptor 2A	A	337	Homo sapiens	Mutation(s): 0  Gene Names: HTR2A, HTR2
UniProt & NIH Common Fund Data Resources
Find proteins for P28223 (Homo sapiens) Explore P28223  Go to UniProtKB:  P28223
PHAROS:  P28223 GTEx:  ENSG00000102468

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2,Guanine nucleotide-binding protein G(s) subunit alpha isoforms XLas	B	326	Homo sapiens	Mutation(s): 0  Gene Names: GNG2, GNAS, GNAS1 EC: 3.6.5
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens) Explore P59768  Go to UniProtKB:  P59768
PHAROS:  P59768 GTEx:  ENSG00000186469
Find proteins for Q5JWF2 (Homo sapiens) Explore Q5JWF2  Go to UniProtKB:  Q5JWF2
PHAROS:  Q5JWF2 GTEx:  ENSG00000087460
UniProt Groups	Q5JWF2P59768

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	C	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 ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
single-chain variable fragment 16 (scFv16)	D	258	Homo sapiens	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
91Q( Subject of Investigation/LOI)	E [auth A]	3-[2-(dimethylamino)ethyl]-1~{H}-indol-4-ol C12 H16 N2 O SPCIYGNTAMCTRO-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX
RECONSTRUCTION	CCP4 package

Structure Validation

Currently 9WND does not have a validation slider image.

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-09-09 
Deposition Author(s): Cao, M., Li, H., Cheng, J., Wang, S., Tang, L., Ji, X.

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

Revision History  

• Version 1.0: 2026-09-09
  Type: Initial release