CGSC Strain#: 5564
Strain Designation: JK268      Source of Strain: J. Kuhn
Sex: F- Chromosomal Markers: λ^-, purB58, dadA1(op), trpA62, trpE61, tnaA5
Strain Comments:

• JK268 was received as a replacement for JK266, which had become Pur⁺. The tna allele is called tna-2 by Yanofsky.
• dadA1(op) was formerly called dadR1
• tnaA5 was formerly called tna-2
• = missense
• op = operator

References:

• Hadar, R, A Slonim, J Kuhn 1976. Role of D-tryptophan oxidase in D-tryptophan utilization by Escherichia coli. J. Bacteriol. 125(3):1096-1104.