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Substance Name: Equinatoxin
RN: 54578-46-0


  • Basic protein from Actinia equina (Coelenterata); has 3 isolates with MW 19,000 that differ only slightly in amino acid composition and have a high tryptophan content.

Classification Codes

  • Cardiovascular Agents
  • Natural Product
  • Vasoconstrictor Agents
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Names and Synonyms

Name of Substance

  • Equinatoxin


  • Equinatoxin II
  • Equinolysin

Systematic Name

  • Equinatoxin

Registry Numbers

CAS Registry Number

  • 54578-46-0

System Generated Number

  • 0054578460


Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 35ug/kg (0.035mg/kg)   Toxicon. Vol. 27, Pg. 375, 1989.
rat LD50 intravenous 33ug/kg (0.033mg/kg)   Toxicon. Vol. 12, Pg. 63, 1974.