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

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Strain KL355

• CGSC#: 4296
• Strain Designation

  Designation	Source	Preference
  KL355	Cappello M.C.	1
  KG20,F-		2

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

  Mutation	Location	Certainty	Display
  fhuA2::IS2	3.61	0	fhuA2::IS2
  proA44	5.62	1	proA44
  lacY1	7.79	1	lacY1
  glnX44(AS)	14.99	0	glnX44(AS)
  galK2(Oc)	16.99	1	galK2(Oc)
  LAM-	17.40	1	λ-
  hisG1	45.01	1	hisG1
  rfbC1	45.43	1	rfbC1
  galP63	66.53	1	galP63
  malT1(LamR)	76.54	1	malT1(λR)
  xyl-7	80.34	1	xyl-7
  mtlA2	81.26	1	mtlA2
  argH1(del)	89.55	1	ΔargH1
  rplL9(L?)	90.06	1	rplL9(L?)
  ampCp-1	93.80	1	ampCp-1
  purA44	94.89	1	purA44

  
  
• Comments:
  • The parent of KG20 was PA526 and not PA256 as in reference below.
• References:
  • Eriksson-Grennberg, KG 1968. Resistance of Escherichia coli to penicillins. II. An improved mapping of the ampA gene. Genet. Res. 12(2):147-56.
  
  

  Printable Strain Report