CGSC Strain#: 258
Strain Designation: W583     
Source of Strain: J. Lederberg
Other Designations: AB258
Sex: F-
Chromosomal Markers: thr-1,
leuB6(Am)
,
fhuA2::IS2,
lacY1,
glnX44(AS)
,
galT1,
rfbC1,
malT1(λ
R)
,
xyl-7,
thiE1,
ara-13Strain Comments: - This culture is Ara+ and Mal+.
- leuB6(Am)-- Suppressed by serU suppressor (supH)
- glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
- ara-13-- PURGE THIS MARKER. IT DOES NOT EXIST. Was present in some of the early strains, but apparently has been lost.
- fhuA2::IS2 was formerly called fhuA2
- glnX44(AS) was formerly called su+II
- glnX44(AS) was formerly called supE44
- glnX44(AS) was formerly called glnV44
- rfbC1 was formerly called rfbD1
- thiE1 was formerly called thi-1
- xyl-7 was formerly called xylA7
- ::IS2 = Insertion of IS2
- Am = amber(UAG) mutation
- AS = amber(UAG) suppressor
- LamR = Lambda-resistant
References: - Morse, D., E.M. Lederberg, J. Lederberg 1956. Transductional heterogenotes in Escherichia coli. Genetics 41:758-779