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Substance Name: Harpin
RN: 147979-36-0


  • Activates plant's natural defences just as the jasmonic acid-ethylene pathways; an acidic, heat-stable cell envelope-associated 44 kDa protein; stimulates hypersensitive response in higher plants.
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Names and Synonyms

Name of Substance

  • Harpin


  • Harpin elicitor protein
  • Hrpn gene product
  • Hypersensitive response elicitor

Systematic Name

  • Harpin (Erwinia amylovora clone pCPP1084 gene hrpN)

Registry Numbers

CAS Registry Number

  • 147979-36-0

System Generated Number

  • 0147979360