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Substance Name: Spidroin 2
RN: 147883-43-0


  • Spider silk protein; consists of linked beta-turns in proline-rich regions which alternate with beta-sheet regions composed of polyalanine segments; C-terminal region of spidroin 1 & 2 are homologous.
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Names and Synonyms

Name of Substance

  • Spidroin 2


  • Spider dragline silk protein
  • Spider silk protein 2

Systematic Name

  • Spidroin 2 (Nephila clavipes clone pMASS2 C-terminal fragment)

Registry Numbers

CAS Registry Number

  • 147883-43-0

System Generated Number

  • 0147883430