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http://purl.uniprot.org/citations/12714592http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/12714592http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/12714592http://www.w3.org/2000/01/rdf-schema#comment"Orphan G-protein-coupled receptors are a large class of receptors whose cognate ligands are unknown. SP9155 (also referred to as AQ27 and GPR103) is an orphan G-protein-coupled receptor originally cloned from a human brain cDNA library. SP9155 was found to be predominantly expressed in brain, heart, kidney, retina, and testis. Phylogenetic analysis shows that SP9155 shares high homology with Orexin, NPFF, and cholecystokinin (CCK) receptors, but identification of the endogenous ligand for SP9155 has not been reported. In this study, we have used a novel method to predict peptides from genome data bases. From these predicted peptides, a novel RF-amide peptide, P52 was shown to selectively activate SP9155-transfected cells. We subsequently cloned the precursor gene of the P52 ligand and characterized the activity of other possible peptides encoded by the precursor. This revealed an extended peptide, P518, which exhibited high affinity for SP9155 (EC50 = 7 nm). mRNA expression analysis revealed that the peptide P518 precursor gene is predominantly expressed in various brain regions, coronary arteries, thyroid and parathyroid glands, large intestine, colon, bladder, testes, and prostate. These results indicate the existence of a novel RF-amide neuroendocrine peptide system, and suggest that SP9155 is likely the relevant G-protein-coupled receptor for this peptide."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.org/dc/terms/identifier"doi:10.1074/jbc.m302945200"xsd:string
http://purl.uniprot.org/citations/12714592http://purl.org/dc/terms/identifier"doi:10.1074/jbc.m302945200"xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Jiang Y."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Jiang Y."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Luo L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Luo L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Wang S."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Wang S."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Wang L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Wang L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Zhang F.L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Zhang F.L."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Laz T.M."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Laz T.M."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Monsma F.J. Jr."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Monsma F.J. Jr."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Zeng M."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Zeng M."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Murgolo N."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Murgolo N."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Bayne M."xsd:string
http://purl.uniprot.org/citations/12714592http://purl.uniprot.org/core/author"Bayne M."xsd:string