CGSC Strain#: 6330
Strain Designation: HT337      Source of Strain: H. Tabor
Sex: F- Chromosomal Markers: thr-1, leuB6(Am), fhuA2, pro-27, lacY1, glnV44(AS), gal-6, λ^-, hisG1(Fs), lysP81, gyrA217(NalR), malT1(λ^R), xyl-7, rplL9(L?), purA45
Strain Comments:

• leuB6(Am)-- Suppressed by serU suppressor (supH)
• glnV44(AS) was formerly called supE44
• glnV44(AS) was formerly called su⁺_II
• lysP81 was formerly called cadR1
• xyl-7 was formerly called xylA7
• Am = amber(UAG) mutation
• AS = amber(UAG) suppressor
• Fs = Frameshift mutation
• L? = assignment uncertain
• LamR = Lambda-resistant
• NalR = Nalidix.acidResist.

References:

• Tabor, H., E.W. Hafner, C.W. Tabor 1980. Construction of an Escherichia coli strain unable to synthesize putrescine, spermidine, or cadaverine: characterization of two genes controlling lysine decarboxylase. J.Bacteriol. 144:952-956