CGSC Strain#: 7705
Strain Designation: JC7609      Source of Strain: A.J. Clark
Sex: F- Chromosomal Markers: leu-277(Am), lac-301, λ^-, trpE9851(Oc), sbcA20(Rac), his-318, recB21, IN(rrnD-rrnE)1, rpsL321
Strain Comments:

• leu-277(Am)-- is an amber mutation.
• trpE9851(Oc)-- is an ochre mutation.
• IN(rrnD-rrnE)1-- Inverts the region between rrnD (73.74 min) and rrnE (90.66 min)
• Am = amber(UAG) mutation
• Oc = ochre(UAA) mutation
• Rac = within defective prophage Rac

References:

• Gillen, J.R., D.K. Willis, A.J. Clark 1981. Genetic analysis of the RecE pathway of genetic recombination in Escherichia coli K-12. J.Bacteriol. 145:521-532