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

About the CGSC

• CGSC Home
• Scope of the Collection
• The Database
• Privacy Policy
• Acknowledgment of Support

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

• Contact Information
• Charges
• Reviving Strains
• Strains Not Found?

Other CGSC Information

• FAQ on Procedures
• Current Working Map
• 1998 MMBR Map
• 1998 MMBR Gene List
• Map Diagrams (PDFs)

Other Links

• E. coli Links
• Other Stock Collections
• Other Bio Links
• Yale Web

Funded by a grant from the National Science Foundation

Site psd

• Name: psd
• Type: Gene
  Synonyms

  b4160	MG1655 locus tag

  
  
• Mnemonic: phosphotidyl serine decarboxylase
• Left End Point: 94.56
• Right End Point: 94.58
  Products:

  phosphatidylserine decarboxylase

  
  
• Direction: <
• Priority: 1
  1 Alleles of This Gene

  psd-2(ts)

  
  
• External Database Links:

  Host Site	Page Links
  NCBI/GenBank	J03916
  EcoGene.org	EG10775
  EcoliWiki	psd

  
  
• Comment:
  • Mutants make cell membranes deficient in phosphatidylethanolamine and defective for motility and chemotaxis.
• References:
  • Li, Q.X., W. Dowhan 1988. Structural characterization of Escherichia coli phosphatidylserine decarboxylase. J.Biol.Chem. 263:11516-11522
  
  
  • Shi, W., M. Bogdanov, W. Dowhan, D.R. Zusman 1993. The pss and psd genes are required for motility and chemotaxis in Escherichia coli. J.Bacteriol. 175:7711-7714