E. coli Genetic Resources at Yale
CGSC, The Coli Genetic Stock Center

About the CGSC

• CGSC Home
• Scope of the Collection

Searching the CGSC Database

• Help With Query Forms
• Strain Query
• Mutation Query
• Gene/Site Query
• Gene Product Query
• Reference Query
• Query Help
• Info on Genetic Nomenclature

How to Request Strains or Information

• Reviving Strains
• Contact Information

Site rcsF

• Name: rcsF
• Type: Gene
  Synonyms

  b0196	MG1655 locus tag

  
  
• Mnemonic: regulation capsule (colanic acid) synthesis
• Left End Point: 4.73
• Right End Point: 4.74
• Direction: <
• Properties:

  Property	Comment
  regulatory gene	for exopolysaccharide synthesis; colanic acid biosynthesis

  
  
• Priority: 0
  2 Alleles of This Gene

  rcsF1386::mini-Tn10cam

  rcsF721(del)::kan

  
  
• External Database Links:

  Host Site	Page Links
  NCBI/GenBank	L04474
  EcoGene.org	EG11502
  EcoliWiki	rcsF

  
  
• Comment:
  • when overexpressed confers mucoid phenotype and increases capsule synthesis; restores colony formation of ftsZ84 mutants on NaCl-less LB; mutants have lower levels of exopolysaccharides
• References:
  • Gervais, F.G., G.R. Drapeau 1992. Identification, cloning, and characterization of rcsF, a new regulator gene for exopolysaccharide synthesis that suppresses the division mutation ftsZ84 in Escherichia coli K-12. J.Bacteriol. 174:8016-8022