SMTL ID : 8vvg.1

Kappa opioid receptor in complex with heterotrimerig Gi protein, bound to inverse agonist GB18

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

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

Ligands

1 x 01: methyl (2S,3R,3aS,4S,5aS,9aS,9bS)-3-methyl-2-[(2S,6S)-6-methylpiperidin-2-yl]dodecahydro-3,5a-epoxycyclopenta[a]naphthalene-4-carboxylate

01.1: 11 residues within 4Å: Chain A: Q.115, I.135, D.138, Y.139, M.142, F.143, W.287, I.290, H.291, I.294, I.316 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:I.135, A:Y.139, A:M.142, A:F.143, A:W.287, A:I.290, A:I.316 Salt bridges: A:K.227, A:H.291

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tyson, A.S. et al., Molecular mechanisms of inverse agonism via kappa-opioid receptor-G protein complexes. Nat.Chem.Biol. (2025)

Release Date

2025-01-15

Peptides

Kappa-type opioid receptor: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: C
Guanine nucleotide-binding protein G(i) subunit alpha-1: D
scFv16: E

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

C
D

D
B

E
E

Membrane

We predict this structure to be a membrane protein.
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Kappa-type opioid receptor

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

Guanine nucleotide-binding protein G(i) subunit alpha-1

scFv16

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