Molecular analysis of the sheep cathelin family reveals a novel antimicrobial peptide

Megan M. Mahoney, Agnes Y. Lee, Donna J. Brezinski-Caliguri, Kenneth M. Huttner

Research output: Contribution to journalArticlepeer-review

Abstract

Cathelin-related genes are characterized by the presence of a prepro sequence which is highly conserved both within and between species. 3′ RACE analysis on sheep bone marrow RNA, using a primer based on a conserved cathelin family coding region, demonstrated the presence of at least three ovine cathelin-related cDNAs. One of these encodes a novel prepropeptide with a predicted C-terminal cleavage product RGLRRLGRKIAHGVKKYGPTVLRIIRIAG. The chemically synthesized form of this 29 amino acid peptide is shown to be a thermostable, broad spectrum, bactericidal agent.

Original languageEnglish (US)
Pages (from-to)519-522
Number of pages4
JournalFEBS Letters
Volume377
Issue number3
DOIs
StatePublished - Dec 27 1995
Externally publishedYes

Keywords

  • 3′ RACE
  • Antimicrobial peptide
  • Cathelin
  • Ovine

ASJC Scopus subject areas

  • Biophysics
  • Structural Biology
  • Biochemistry
  • Molecular Biology
  • Genetics
  • Cell Biology

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