CGSC Strain#: 6403
Strain Designation: RK4349      Source of Strain: R.J. Kadner
Sex: F- Chromosomal Markers: Δpro-3, Δ(cod-lacI)6, entA403, glnX44(AS), λ^-, his-218, rpsL109(strR), xyl-7 or xylA5, ilvC7, metE163::Tn10, metB1
Strain Comments:

• Δpro-3-- is proA or proB.
• Δ(cod-lacI)6-- is Lederberg's lac^-₇₂ from strain W4032. It is lacI^-Z^-Y^-. Feedback, 1999, indicates that it also deletes part or all of the cod operon.
• glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
• Δ(cod-lacI)6 was formerly called lac-72(del)
• Δ(cod-lacI)6 was formerly called Δ6
• Δ(cod-lacI)6 was formerly called lac-3
• glnX44(AS) was formerly called su⁺_II
• glnX44(AS) was formerly called supE44
• glnX44(AS) was formerly called glnV44
• = tetracycline resistant
• AS = amber(UAG) suppressor
• strR = streptomycin resist.

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