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Keywords:

  • amino acids;
  • arachnida;
  • chemical communication;
  • pheromones

Graphical Abstract

Thumbnail image of graphical abstract

Irresistible: Amino acid derivatives are very rarely used as pheromones by arthropods. The widow spider Latrodectus hasselti (see picture) uses a unique compound (see formula) to lure its males. The molecular configuration plays an important role in this unique chemical communication system.