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Substance Name: Mutacin GS-5
RN: 77030-67-2


  • GS-5 is 20,000-dalton protein from Streptococcus mutans which is bactericidal for streptococci representative of Lancefield groups A,C,D,G,L, & O; mutacin b is small with MW 3,500-6,000.
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Names and Synonyms

Name of Substance

  • Mutacin GS-5


  • Bacteriocin C3603
  • GS 5
  • Mutacin b
  • Mutacin GS5

Systematic Name

  • Mutacin GS 5

Registry Numbers

CAS Registry Number

  • 77030-67-2

System Generated Number

  • 0077030672