9L84 | pdb_00009l84

Structure of beta1-AR-Gs complex bound to epinephrine and an allosteric modulator

• PDB DOI: https://doi.org/10.2210/pdb9L84/pdb
• EM Map EMD-62884: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Bos taurus, Rattus norvegicus, Lama glama, Homo sapiens
• Expression System: Trichoplusia ni, Escherichia coli, Homo sapiens
• Mutation(s): No 


• Deposited: 2024-12-27 Released: 2025-12-31 
• Deposition Author(s): Sun, Q., He, G., Xu, X., Liu, X.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.22 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure of beta1-AR-Gs complex bound to epinephrine and an allosteric modulator

Sun, Q., He, G., Xu, X., Liu, X.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A1B1C1D1E1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 159.38 kDa 
• Atom Count: 7,472 
• Modeled Residue Count: 1,016 
• Deposited Residue Count: 1,428 
• Unique protein chains: 5

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(s) subunit alpha isoforms short	A	394	Bos taurus	Mutation(s): 0  Gene Names: GNAS, GNAS1 EC: 3.6.5
UniProt
Find proteins for P04896 (Bos taurus) Explore P04896  Go to UniProtKB:  P04896

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	B	351	Rattus norvegicus	Mutation(s): 0  Gene Names: Gnb1
UniProt
Find proteins for P54311 (Rattus norvegicus) Explore P54311  Go to UniProtKB:  P54311

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	C [auth G]	68	Bos taurus	Mutation(s): 0  Gene Names: GNG2
UniProt
Find proteins for P63212 (Bos taurus) Explore P63212  Go to UniProtKB:  P63212

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
NB35	D [auth N]	138	Lama glama	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-1 adrenergic receptor	E [auth R]	477	Homo sapiens	Mutation(s): 0  Gene Names: ADRB1, ADRB1R, B1AR
UniProt & NIH Common Fund Data Resources
Find proteins for P08588 (Homo sapiens) Explore P08588  Go to UniProtKB:  P08588
PHAROS:  P08588 GTEx:  ENSG00000043591

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
DR7 (Subject of Investigation/LOI)	F [auth R]	(3S,8S,9S,12S)-3,12-BIS(1,1-DIMETHYLETHYL)-8-HYDROXY-4,11-DIOXO-9-(PHENYLMETHYL)-6-[[4-(2-PYRIDINYL)PHENYL]METHYL]-2,5, 6,10,13-PENTAAZATETRADECANEDIOIC ACID DIMETHYL ESTER C38 H52 N6 O7 AXRYRYVKAWYZBR-GASGPIRDSA-N
ALE (Subject of Investigation/LOI)	G [auth R]	L-EPINEPHRINE C9 H13 N O3 UCTWMZQNUQWSLP-VIFPVBQESA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.22 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-12-31 
Deposition Author(s): Sun, Q., He, G., Xu, X., Liu, X.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32122041
National Natural Science Foundation of China (NSFC)	China	32100968

Revision History  

• Version 1.0: 2025-12-31
  Type: Initial release