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

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Strain WP2 hcr^-

• CGSC#: 5379
• Strain Designation

  Designation	Source	Preference
  WP2 hcr-	Hill R.	1
  WP2 uvrA-		2
  WP2S		2
  AC5379		3

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

  Mutation	Location	Certainty	Display
  lon-11	9.88	1	lon-11
  sulA1	21.98	1	sulA1
  trpE65(Oc)	28.44	1	trpE65(Oc)
  uvrA155	92.01	1	uvrA155

  
  
• Comments:
  • Not a K-12 strain.
  • The trpE65 derivative of B/r has been called WP2 and the uvrA155 derivative of that strain WP2_S.
  • This is a derivative of E. coli B/r. uvrA155 was formerly called hcr^-.
• References:
  • Hill, RF 1965. Ultraviolet-induced lethality and reversion to prototrophy in Escherichia coli strains with normal and reduced dark repair ability. Photochem. Photobiol. 4(3):563-8.
  • Hill, RF 1970. Location of genes controlling excision repair of UV damage and mutator activity in Escherichia coli WP2. Mutat. Res. 9(3):341-4.
  • Volkert, M.R., D.M. Spencer, A.J. Clark 1979. Indirect and intragenic suppression of the lexA102 mutation in E. coli B/r. Mol.Gen.Genet. 177:129-137
  
  

  To request this strain visit the ECGRC website.

  
  

  Printable Strain Report