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Substance Name: Streptavidin
RN: 9013-20-1


  • A 60-kDa extracellular protein of Streptomyces avidinii with four high-affinity biotin binding sites. Unlike AVIDIN, streptavidin has a near neutral isoelectric point and is free of carbohydrate side chains.

Molecular Formula

  • Unspecified

Classification Code

  • Indicators and Reagents
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Links to Resources

Names and Synonyms

Name of Substance

  • Streptavidin

MeSH Heading

  • Streptavidin

Systematic Name

  • Streptavidin

Registry Numbers

CAS Registry Number

  • 9013-20-1

System Generated Number

  • 0009013201