Isolation of scorpion (Androctonus amoreuxi) alpha-neurotoxins and parallel cloning of their respective cDNAs from a single sample of venom

Tianbao Chen, R. Folan, H.F. Kwok, E.J. O’Kane, A.J. Bjourson, Christopher Shaw

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)

Abstract

The venoms of buthid scorpions are known to contain basic, single-chain protein toxins (alpha toxins) consisting of 60–70 amino acid residues that are tightly folded by four disulfide bridges. Here we describe isolation and sequencing of three novel putative alpha toxins (AamH1-3) from the venom of the North African scorpion, Androctonus amoreuxi, and subsequent cloning of their precursor cDNAs from the same sample of venom. This experimental approach can expedite functional genomic analyses of the protein toxins from this group of venomous animals and does not require specimen sacrifice for cloning of protein toxin precursor cDNAs.
Original languageEnglish
Pages (from-to)115-121
Number of pages7
JournalRegulatory Peptides
Volume115
Issue number2
DOIs
Publication statusPublished - 15 Sept 2003

ASJC Scopus subject areas

  • Biochemistry
  • Endocrinology
  • Physiology
  • General Neuroscience

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