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

About the CGSC

• CGSC Home
• Scope of the Collection
• The Database
• Privacy Policy
• Acknowledgment of Support

Searching the CGSC Database

• Help With Query Forms
• Strain Query
• Mutation Query
• Gene/Site Query
• Gene Product Query
• Reference Query
• Query Help
• Info on Genetic Nomenclature

How to Request Strains or Information

• Contact Information
• Charges
• Reviving Strains
• Strains Not Found?

Other CGSC Information

• FAQ on Procedures
• Current Working Map
• 1998 MMBR Map
• 1998 MMBR Gene List
• Map Diagrams (PDFs)

Other Links

• E. coli Links
• Other Stock Collections
• Other Bio Links
• Yale Web

Funded by a grant from the National Science Foundation

Strain M7044

• CGSC#: 6377
• Strain Designation

  Designation	Source	Preference
  M7044	Beckwith J.R.	1

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

  Mutation	Location	Certainty	Display
  lacY328(Am)	7.79	1	lacY328(Am)
  LAM-	17.40	1	λ-
  e14-	26.00	1	e14-
  relA1	62.71	1	relA1
  rpsL150(strR)	74.84	1	rpsL150(strR)
  spoT1	82.34	1	spoT1

  
  
• Comments:
• References:
  • Newton, W.A., J.R. Beckwith, D. Zipser, S. Brenner 1965. Nonsense mutants and polarity in the lac operon of Escherichia coli. J.Mol.Biol. 14:290-296
  
  

  Printable Strain Report