Deletion mutants of megacinogenic plasmid pBM309 from Bacillus megaterium

Gene. 1983 Nov;25(1):67-70. doi: 10.1016/0378-1119(83)90168-3.

Abstract

A 46.8-kb plasmid, pBM309, of Bacillus megaterium determines the production of a bacteriocin, megacin A, and confers immunity against this antibiotic on the host cells. The megacin A (megA) and megacin A-immunity (megAim) genes were mapped on the physical map of pBM309 by using its deletion derivatives. Both genes were isolated as a 10.6-kb PstI fragment and cloned in Bacillus subtilis vector plasmid pBD9 for expression in B. megaterium.

MeSH terms

  • Bacillus megaterium / genetics*
  • Bacillus megaterium / metabolism
  • Bacteriocins / genetics*
  • Chromosome Deletion
  • Cloning, Molecular
  • DNA Restriction Enzymes / metabolism
  • Megacins / biosynthesis
  • Megacins / genetics*
  • Mutation
  • Phenotype
  • Plasmids*

Substances

  • Bacteriocins
  • Megacins
  • DNA Restriction Enzymes