CGSC Strain#: 4431
Strain Designation: ES4     
Source of Strain: E. Siegel
Sex: F-
Chromosomal Markers: fhuA2::IS2,
lacY1 or lacZ4,
tsx-1 or tsx-70,
glnX44(AS)
,
gal-6,
λ-,
mtlA2,
purA45Strain Comments: - glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
- 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
- ::IS2 = Insertion of IS2
- AS = amber(UAG) suppressor
References: