CGSC Strain#: 4107
Strain Designation: RE-7      Source of Strain: R.C. Essenberg
Other Designations: AB4107
Sex: F' Episome/Plasmid: F8
   Plasmid Markers/Mutations:
Chromosomal Markers: galT12, λ^-, tsm-19(RNA(ts))
Strain Comments:

• Strain grown on Luria-Galactose to maintain the F-prime.
• galT12-- was called gal₄ in the Lederberg laboratory. It is the standard gal₄ ( galT12) HFT source.
• tsm-19(RNA(ts))-- = temperature-sensitive mutation. Grows for 1 hour at 42 degrees and starts to lyse. RNA lesion.
• RNA(ts) = RNA lesion, temperature sens.

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