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CGSC, The Coli Genetic Stock Center

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Strain M1900

• CGSC#: 5934
• Strain Designation

  Designation	Source	Preference
  M1900	Schmitt R.	1

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

  Mutation	Location	Certainty	Display
  lacY96	7.79	1	lacY96
  glnX44(AS)	14.99	0	glnX44(AS)
  rpsL45(strR) or rpsL110(strR)	73.00	1	rpsL45(strR) or rpsL110(strR)
  metB1	88.94	1	metB1
  melB4	93.57	1	melB4

  
  
• Comments:
  • We received feedback that this strain, as well as MG1655 and some of its derivatives tested for thermotolerance were able to grow at 48C on LB without NaCl but not regular LB.
• References:
  • Schmitt, R 1968. Analysis of melibiose mutants deficient in alpha-galactosidase and thiomethylgalactoside permease II in Escherichia coli K-12. J. Bacteriol. 96(2):462-71.
  
  

  Printable Strain Report