SMTL ID : 7t8x.1

Cryo-EM structure of ACh-bound M2R-Go signaling complex in S1 state

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x ACH: ACETYLCHOLINE(Non-covalent)

ACH.1: 9 residues within 4Å: Chain A: D.108, Y.109, S.112, W.160, W.278, Y.281, Y.304, C.307, Y.308 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:W.160 Salt bridges: A:D.108 pi-Cation interactions: A:Y.109, A:Y.304

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Xu, J. et al., Structural and dynamic insights into supra-physiological activation and allosteric modulation of a muscarinic acetylcholine receptor. Nat Commun (2023)

Release Date

2023-01-25

Peptides

Muscarinic acetylcholine receptor M2,muscarinic acetylcholine receptor M2 chimera: A
Guanine nucleotide-binding protein G(o) subunit alpha: 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
Antibody fragment: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

Membrane

We predict this structure to be a membrane protein.
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Muscarinic acetylcholine receptor M2,muscarinic acetylcholine receptor M2 chimera

Guanine nucleotide-binding protein G(o) subunit alpha

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

Antibody fragment

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