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

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Strain KL703

• CGSC#: 4253
• Strain Designation

  Designation	Source	Preference
  KL703	Cappello M.C.	1

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

  Mutation	Location	Certainty	Display
  galK35	16.99	1	galK35
  LAM-	17.40	1	λ-
  pyrD34	21.64	1	pyrD34
  trpC45	28.38	1	trpC45
  his-68	45.01	1	his-68
  recA1	60.80	1	recA1
  rpsL118(strR)	74.84	1	rpsL118(strR)
  malT1(LamR)	76.54	1	malT1(λR)
  xyl-7	80.34	1	xyl-7
  mtlA2	81.26	1	mtlA2
  thiE1	90.34	1	thiE1

  
  
• Comments:
  • This strain should be maintained on medium with galactose as carbon source, containing thi, his and lacking ura, trp. The strain shows a Gal^- phenotype on MacConkey-Gal medium.
• Episome/Plasmid: F126

  Plasmid Markers/Mutations:

• References:
  • Low, KB 1972. Escherichia coli K-12 F-prime factors, old and new. 36(4):587-607.
  
  

  Printable Strain Report