SMTL ID : 8zyt.1

Cryo-EM structure of neurotensin receptor 1 in complex with beta-arrestin1 and SBI-553 (complex2)

Coordinates

PDB Format Compare

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-1-1-mer

Ligands

1 x ARG- ARG- PRO- TYR- ILE- LEU: neurotensin peptide 8-13(Non-covalent)

ARG-ARG-PRO-TYR-ILE-LEU.1: 7 residues within 4Å: Chain D: F.263, Y.281, C.360, P.362, R.458, W.470, Y.475 2 PLIP interactions: 2 interactions with chain D Hydrophobic interactions: D:P.362 Hydrogen bonds: D:Y.475

1 x PIO: [(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate(Non-covalent)

PIO.2: 10 residues within 4Å: Chain A: R.256, K.270, K.344, K.346 Chain D: L.224, A.225, K.227, H.238, Y.239, R.318 10 PLIP interactions: 5 interactions with chain D, 5 interactions with chain A Hydrophobic interactions: D:Y.239 Hydrogen bonds: D:Y.239, D:R.318, D:R.318 Salt bridges: D:K.227, A:R.256, A:R.256, A:K.344, A:K.344, A:K.346

1 x SRW: 2-[{2-(1-fluorocyclopropyl)-4-[4-(2-methoxyphenyl)piperidin-1-yl]quinazolin-6-yl}(methyl)amino]ethan-1-ol(Non-covalent)

SRW.3: 14 residues within 4Å: Chain A: L.88 Chain D: L.241, V.295, L.298, S.299, R.302, L.306, L.441, V.444, L.499, Y.500, V.503, S.504, F.507 7 PLIP interactions: 6 interactions with chain D, 1 interactions with chain A Hydrophobic interactions: D:L.298, D:L.306, D:L.441, D:L.441, D:V.444, D:L.499, A:L.88

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sun, D. et al., Molecular mechanism of the arrestin-biased agonism of neurotensin receptor 1 by an intracellular allosteric modulator. Cell Res. (2025)

Release Date

2025-04-09

Peptides

Beta-arrestin-1: A
Fab30 heavy chain: B
Fab30 light chain: C
Soluble cytochrome b562,Neurotensin receptor type 1: D

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

C
Q

D
R

Membrane

We predict this structure to be a membrane protein.
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Beta-arrestin-1

Fab30 heavy chain

Fab30 light chain

Soluble cytochrome b562,Neurotensin receptor type 1

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