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

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Strain LEP1

• CGSC#: 5425
• Strain Designation

  Designation	Source	Preference
  LEP1	Yagil E.	1

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

  Mutation	Location	Certainty	Display
  secA206(aziR)	2.33	1	secA206(aziR)
  fhuA23	3.61	0	fhuA23
  lacZ73	7.81	1	lacZ73
  lacI22	7.88	1	lacI22
  proC34	8.71	1	proC34
  phoR23	8.99	1	phoR23
  tsx-67	9.28	1	tsx-67
  purE42	11.90	1	purE42
  glnX44(AS)	14.99	0	glnX44(AS)
  LAM-	17.40	0	λ-
  trpE38	28.44	1	trpE38
  P1+	66.60	1	P1+
  rpsL109(strR)	74.84	1	rpsL109(strR)
  xylA5	80.34	1	xylA5
  mtl-1	81.26	1	mtl-1
  thiE1	90.34	1	thiE1

  
  
• Comments:
  • In Lyophil Only
  • Use replacement #5681.
• References:
  • Bracha, M, E Yagil 1973. A ne type of alkaline phosphatase-negative mutants in Escherichia coli K12. Mol. Gen. Genet. 122(1):53-60.
  
  

  Printable Strain Report