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

Strain TKS20

• CGSC#: 7203
• Strain Designation

  Designation	Source	Preference
  TKS20	Sundaram T.K.	1
  W3899nam20		3

  
  
• Sex(Hfr,F+,F-,or F'): F-
• 3 Mutations:

  Mutation	Location	Certainty	Display
  glnX44(AS)	14.99	1	glnX44(AS)
  pncA20	39.88	1	pncA20
  nadB7	58.38	1	nadB7

  
  
• Comments:
• References:
  • Sundaram, TK 1967. Biosynthesis of nicotinamide-adenine dinucleotide in Escherichia coli. Biochim. Biophys. Acta 136(3):586-8.
  
  

  Printable Strain Report