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

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Strain WA921

• CGSC#: 5614
• Strain Designation

  Designation	Source	Preference
  WA921	W.Arber and W.B.Wood	1

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

  Mutation	Location	Certainty	Display
  thr-1	0.01	1	thr-1
  leuB6(Am)	1.74	1	leuB6(Am)
  fhuA21	3.61	1	fhuA21
  lacY1 or DE(cod-lacI)6	7.80	1	lacY1 or Δ(cod-lacI)6
  glnX44(AS)	14.99	1	glnX44(AS)
  LAM-	17.40	1	λ-
  metB1	88.94	1	metB1
  thiE1	90.34	0	thiE1
  hsdS3	98.67	1	hsdS3

  
  
• Comments:
  • This strain is r-k,m-k.
• References:
  • Wood, W.B. 1966. Host specificity of DNA produced by Escherichia coli: bacterial mutations affecting the restriction and modification of DNA. J.Mol.Biol. 16:118-133
  
  

  Printable Strain Report