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

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Strain KL168

• CGSC#: 4202
• Strain Designation

  Designation	Source	Preference
  KL168	Cappello M.C.	1

  
  
• Sex(Hfr,F+,F-,or F'): Hfr
• Hfr Point of Origin#: 45
• PO Map Position: 65.00
• Direction of Marker Transfer: Counterclockwise
• 6 Mutations:

  Mutation	Location	Certainty	Display
  LAM-	17.40	1	λ-
  e14-	26.00	1	e14-
  relA1	62.71	1	relA1
  recB21	63.60	1	recB21
  thiE1	90.34	1	thiE1
  deoB13	99.53	1	deoB13

  
  
• Comments:
  • This strain grows more slowly then do rec⁺ revertants so one must be careful not to select a rec⁺ derivative. The strain should be tested frequently upon subculture.
  • This strain has been tested for suppressors and none were found.
• References:
  
  

  Printable Strain Report