Biology:Adiponectin receptor 1

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

Adiponectin receptor 1 (AdipoR1) is a protein which in humans is encoded by the ADIPOR1 gene.[1] It is a member of the progestin and adipoQ receptor (PAQR) family, and is also known as PAQR1.[2]

Structure

Similar to G protein-coupled receptors (GPCRs), AdipoR1 also possesses 7 transmembrane domains. However, AdipoR1 is orientated oppositely to GPCRs in the membrane (i.e., cytoplasmic N-terminus, extracellular C-terminus) and does not associate with G proteins.[1]

Function

The adiponectin receptors, AdipoR1 and AdipoR2, serve as receptors for globular and full-length adiponectin and mediate increased AMPK and PPAR-α ligand activities, as well as fatty acid oxidation and glucose uptake by adiponectin.[1][3] In 2016, the University of Tokyo announced it was launching an investigation into anonymously made claims of fabricated and falsified data on the identification of AdipoR1 and AdipoR2.[4]

Ligands

Agonists

Peptide

Non-peptide

Antagonists

Peptide

See also

References

  1. 1.0 1.1 1.2 "Cloning of adiponectin receptors that mediate antidiabetic metabolic effects". Nature 423 (6941): 762–9. June 2003. doi:10.1038/nature01705. PMID 12802337. Bibcode2003Natur.423..762Y. 
  2. "PAQR proteins: a novel membrane receptor family defined by an ancient 7-transmembrane pass motif". Journal of Molecular Evolution 61 (3): 372–80. September 2005. doi:10.1007/s00239-004-0375-2. PMID 16044242. Bibcode2005JMolE..61..372T. 
  3. "Entrez Gene: ADIPOR1 adiponectin receptor 1". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=51094. 
  4. University of Tokyo to investigate data manipulation charges against six prominent research groups ScienceInsider, Dennis Normile, Sep 20, 2016
  5. 5.0 5.1 5.2 "Development of second generation peptides modulating cellular adiponectin receptor responses". Frontiers in Chemistry 2: 93. 2014. doi:10.3389/fchem.2014.00093. PMID 25368867. Bibcode2014FrCh....2...93O. 
  6. "A small-molecule AdipoR agonist for type 2 diabetes and short life in obesity". Nature 503 (7477): 493–9. November 2013. doi:10.1038/nature12656. PMID 24172895. Bibcode2013Natur.503..493O. 
  7. 7.0 7.1 7.2 7.3 "Identification of adiponectin receptor agonist utilizing a fluorescence polarization based high throughput assay". PLOS ONE 8 (5): e63354. 2013. doi:10.1371/journal.pone.0063354. PMID 23691032. Bibcode2013PLoSO...863354S. 

External links

Further reading