9Q0F | pdb_00009q0f

Structure of angiotensin II type 1 receptor bound to a b-arrestin biased allosteric modulator stabilized by a synthetic nanobody

• PDB DOI: https://doi.org/10.2210/pdb9Q0F/pdb
• EM Map EMD-72097: EMDB EMDataResource

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens, synthetic construct
• Expression System: Homo sapiens, Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2025-08-12 Released: 2026-08-26 
• Deposition Author(s): Liu, S., Peng, X., Pakharukova, N., Ahn, S., Lefkowitz, R.J.
• Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI), Howard Hughes Medical Institute (HHMI)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.02 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Conformational Basis of Functionally Selective Allosteric Modulation of the Angiotensin II type 1 Receptor by Small Molecules

Liu, S., Xiao, P., Elgeti, M., Fine, E.J., Lucero, E.Y., Vestergaard, M., Wang, J., Jyothidasan, A., Angus, L., Qu, C., Olsen, E., Mazis, G., Madsen, J.K., Suomivuori, C.-M., Kim, J., Pakharukova, N., Rahman, R., Kereliuk, S.M., Koch, W., Strachan, R.T., Staus, D.P., Masoudi, A., Hubbell, W.L., Kahsai, A.W., Dror, R.O., Rockman, H.A., Sun, J.-P., Ahn, S., Lefkowitz, R.J.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 

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

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 59.16 kDa 
• Atom Count: 3,450 
• Modeled Residue Count: 436 
• Deposited Residue Count: 508 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Type-1 angiotensin II receptor	A	366	Homo sapiens	Mutation(s): 0  Gene Names: AGTR1, AGTR1A, AGTR1B, AT2R1, AT2R1B
UniProt & NIH Common Fund Data Resources
Find proteins for P30556 (Homo sapiens) Explore P30556  Go to UniProtKB:  P30556
GTEx:  ENSG00000144891

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
TRV023	B	8	synthetic construct	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Nanobody NB.AT110i1	C [auth D]	134	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1CNF( Subject of Investigation/LOI)	F [auth A]	(7P)-N-[(1R)-3-amino-1-(6-methoxypyridin-3-yl)-3-oxopropyl]-7-(3-chlorophenyl)-5,6-dimethyl-4-(3-{[2-(trifluoromethyl)phenyl]methyl}azetidin-1-yl)-7H-pyrrolo[2,3-d]pyrimidine-2-carboxamide C35 H33 Cl F3 N7 O3 ZZEVKKCWUXSHRE-HHHXNRCGSA-N
CLR	D [auth A], E [auth A]	CHOLESTEROL C27 H46 O HVYWMOMLDIMFJA-DPAQBDIFSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SAR	B	PEPTIDE LINKING	C3 H7 N O2		GLY

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.02 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: 2026-08-26 
Deposition Author(s): Liu, S., Peng, X., Pakharukova, N., Ahn, S., Lefkowitz, R.J.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	R01 HL16037
Howard Hughes Medical Institute (HHMI)	United States	--

Revision History  

• Version 1.0: 2026-08-26
  Type: Initial release