CGSC Strain#: 5205
Strain Designation: ND19      Source of Strain: Ohtsubo & Davidson
Sex: F' Episome/Plasmid: F153
   Plasmid Markers/Mutations:
Chromosomal Markers: galT23, λ^-, trp-56, recA41, rpsL178(strR)
Strain Comments:

• 1.Ohtsubo lists this strain as being arg^-. Ogawa, who made the host strain N23-53, describes it as being Thr^-, Phe^-, Tyr^-. In our hands the strain requires aromatic amino
• 2.acids and threonine.
• galT23-- : This is the standard gal₆ of Morse & Lederberg.
• strR = streptomycin resist.

References:

• Ohtsubo, E, MT Hsu 1978. Electron microscope heteroduplex studies of sequence relations among plasmids of Escherichia coli: structure of F100, F152, and F8 and mapping of the Escherichia coli chromosomal region fep-supE-gal-attlambda-uvrB. J. Bacteriol. 134(3):778-94.