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The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Ghrelin octanoylation mediated by an orphan lipid transferase

Open access
Gutierrez, Jesus A., Solenberg, Patricia J., Perkins, Douglas R., Willency, Jill A., Knierman, Michael D., Jin, Zhaoyan, Witcher, Derrick R., Luo, Shuang, Onyia, Jude E., Hale, John E.·2008·Proceedings of the National Academy of Sciences

Abstract

The peptide hormone ghrelin is the only known protein modified with an O-linked octanoyl side group, which occurs on its third serine residue. This modification is crucial for ghrelin's physiological effects including regulation of feeding, adiposity, and insulin secretion. Despite the crucial role for octanoylation in the physiology of ghrelin, the lipid transferase that mediates this novel modification has remained unknown. Here we report the identification and characterization of human GOAT, the ghrelin O -acyl transferase. GOAT is a conserved orphan membrane-bound O -acyl transferase (MBOAT) that specifically octanoylates serine-3 of the ghrelin peptide. Transcripts for both GOAT and ghrelin occur predominantly in stomach and pancreas. GOAT is conserved across vertebrates, and genetic disruption of the GOAT gene in mice leads to complete absence of acylated ghrelin in circulation. The occurrence of ghrelin and GOAT in stomach and pancreas tissues demonstrates the relevance of GOAT in the acylation of ghrelin and further implicates acylated ghrelin in pancreatic function.

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Crossref · 10.1073/pnas.0800708105

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Metadata

Authors
Gutierrez, J. A., Solenberg, P. J., Perkins, D. R., Willency, J. A., Knierman, M. D., Jin, Z., Witcher, D. R., Luo, S., Onyia, J. E., & Hale, J. E.
Venue
Proceedings of the National Academy of Sciences
Published
2008-04-29
Volume
105
Issue
17
Pages
6320-6325
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2107620313
Cited by
803
References
4
FWCI
25.60
Type
journal article
Language
en
Open access
green

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