SMTL ID : 8gdc.1

Cryo-EM Structure of the Prostaglandin E2 Receptor 3 Coupled to G Protein

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x P2E: (Z)-7-[(1R,2R,3R)-3-hydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]-5-oxo-cyclopentyl]hept-5-enoic acid(Non-covalent)

P2E.1: 15 residues within 4Å: Chain D: P.55, M.58, G.102, Q.103, T.106, T.107, Y.114, M.137, G.141, T.206, W.207, F.209, W.295, R.333, S.336 11 PLIP interactions: 11 interactions with chain D Hydrophobic interactions: D:M.58, D:T.106, D:F.209, D:W.295, D:S.336 Hydrogen bonds: D:G.102, D:Q.103, D:Y.114, D:T.206, D:T.206 Salt bridges: D:R.333

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huang, S.M. et al., Single hormone or synthetic agonist induces G s /G i coupling selectivity of EP receptors via distinct binding modes and propagating paths. Proc.Natl.Acad.Sci.USA (2023)

Release Date

2024-01-10

Peptides

Guanine nucleotide-binding protein G(i) subunit alpha-1: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Guanine nucleotide-binding protein subunit gamma: C
Prostaglandin E2 receptor EP3 subtype: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
R

Membrane

We predict this structure to be a membrane protein.
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Guanine nucleotide-binding protein G(i) subunit alpha-1

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

Guanine nucleotide-binding protein subunit gamma

Prostaglandin E2 receptor EP3 subtype

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