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Substance Name: Metamorphosin A
RN: 157622-03-2


  • Induces metamorphosis of posterior portions of Hydractinia echinata.

Molecular Formula

  • C34-H47-N9-O8
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Names and Synonyms

Name of Substance

  • Metamorphosin A


  • Pglu-gln-pro-gly-leu-trp-NH2
  • Pyroglutamyl-glutaminyl-prolyl-glycyl-leucyl-tryptophanamide

Systematic Name

  • Metamorphosin A (Hydractinia echinata)

Registry Numbers

CAS Registry Number

  • 157622-03-2

System Generated Number

  • 0157622032