SMTL ID : 9ebi.1

Human adenosine A3 receptor Gi complex (mini-Gsi chimera) bound to Piclidenoson (CF101, IB-MECA)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-1-mer

Ligands

1 x Q8L: Piclidenoson(Non-covalent)

Q8L.1: 20 residues within 4Å: Chain A: L.127, L.128, T.131, H.132, F.205, V.206, M.209, R.210, M.211, M.214, S.218, I.223, W.280, L.283, N.287, I.290, L.301, I.305, S.308, H.309 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.205, A:V.206, A:V.206, A:I.290 Hydrogen bonds: A:T.131, A:N.287, A:N.287, A:S.308 pi-Stacking: A:F.205, A:F.205

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, L. et al., Molecular basis of ligand binding and receptor activation at the human A3 adenosine receptor. Biorxiv (2025)

Release Date

2025-08-20

Peptides

Adenosine receptor A3: A
mini-Gs/i chimera: B
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: C
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: D
Nb35: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
A

C
B

D
G

E
N

Membrane

We predict this structure to be a membrane protein.
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Adenosine receptor A3

mini-Gs/i chimera

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Nb35

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