Biology:Neurotensin receptor 1

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Neurotensin receptor type 1 is a protein that in humans is encoded by the NTSR1 gene.[1][2] For a crystal structure of NTS1, see pdb code 4GRV. In addition, high-resolution crystal structures have been determined in complex with the peptide full agonist NTS8-13, the non-peptide full agonist SRI-9829, the partial agonist RTI-3a, and the antagonists / inverse agonists SR48692 and SR142948A, as well as in the ligand-free apo state.[3], see PDB codes 6YVR (NTSR1-H4X:NTS8–13), 6Z4V (NTSR1-H4bmX:NTS8–13), 6Z8N (NTSR1-H4X:SRI-9829), 6ZA8 (NTSR1-H4X:RTI-3a), 6Z4S (NTSR1-H4bmX:SR48692), 6ZIN (NTSR1-H4X:SR48692), 6Z4Q (NTSR1-H4X: SR142948A), and 6Z66 (apo NTSR1-H4X).

Function

Neurotensin receptor 1, also called NTR1, belongs to the large superfamily of G-protein coupled receptors and is considered a class-A GPCR. NTSR1 mediates multiple biological processes through modulation by neurotensin, such as low blood pressure, high blood sugar, low body temperature, antinociception, anti-neuronal damage [4] and regulation of intestinal motility and secretion.[2]

Ligands

  • ML314 – β-arrestin biased agonist[5]
  • Neurotensin (NT1)

See also

References

  1. "Chromosomal localization of mouse and human neurotensin receptor genes". Mammalian Genome 5 (5): 303–6. May 1994. doi:10.1007/BF00389545. PMID 8075503. 
  2. 2.0 2.1 "Entrez Gene: NTSR1 neurotensin receptor 1 (high affinity)". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=4923. 
  3. "Complexes of the neurotensin receptor 1 with small-molecule ligands reveal structural determinants of full, partial, and inverse agonism". Science Advances 7 (5): eabe5504. January 2021. doi:10.1126/sciadv.abe5504. PMID 33571132. Bibcode2021SciA....7.5504D. 
  4. "Pharmacological activation of the neurotensin receptor 1 abrogates the methamphetamine-induced striatal apoptosis in the mouse brain". Brain Research 1659: 148–155. 2017. doi:10.1016/j.brainres.2017.01.029. PMID 28130052. 
  5. "Discovery of ML314, a Brain Penetrant Non-Peptidic β-Arrestin Biased Agonist of the Neurotensin NTR1 Receptor". ACS Med Chem Lett 4 (9): 846–851. 2013. doi:10.1021/ml400176n. PMID 24611085. 

Further reading

External links

This article incorporates text from the United States National Library of Medicine, which is in the public domain.