SMTL ID : 9ek0.1

Human M5 muscarinic acetylcholine receptor complex with mini-Gq and iperoxo

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY 2.79 Å

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x IXO: 4-(4,5-dihydro-1,2-oxazol-3-yloxy)-N,N,N-trimethylbut-2-yn-1-aminium(Non-covalent)

IXO.1: 14 residues within 4Å: Chain A: D.117, Y.118, S.121, N.122, V.125, W.169, A.208, F.209, W.277, Y.280, N.281, Y.303, C.306, Y.307 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:Y.118, A:V.125, A:A.208, A:W.277 Hydrogen bonds: A:N.281 Salt bridges: A:D.117 pi-Cation interactions: A:Y.118, A:Y.280, A:Y.303

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Burger, W.A.C. et al., Cryo-EM reveals an extrahelical allosteric binding site at the M 5 mAChR. Nat Commun (2025)

Release Date

2025-10-08

Peptides

Muscarinic acetylcholine receptor M5: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Guanine nucleotide-binding protein Gq alpha subunit chimera: C
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
R

B
B

C
A

D
G

Membrane

We predict this structure to be a membrane protein.
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Muscarinic acetylcholine receptor M5

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

Guanine nucleotide-binding protein Gq alpha subunit chimera

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

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