CGSC Strain#: 5646
Strain Designation: L44      Source of Strain: L. Gorini
Sex: F- Chromosomal Markers: [leu-48](UGA), [argR141], argI140(Am)
Strain Comments:

• E. coli B derivative. Duplicate of 5715.
• argI140(Am) was formerly called argF40
• [argR141] was formerly called argR11
• [leu-48](UGA) was formerly called leu-2
• Am = amber(UAG) mutation
• UGA = opal(UGA) mutation

References:

• Breckenridge, L. Gorini 1970. Genetic analysis of streptomycin resistance in Escherichia coli. Genetics 65:9-25