CGSC Strain#: 4450
Strain Designation: Strain 1500     
Source of Strain: H. Hoffmann-Berling
Sex: F-
Chromosomal Markers: rna-2,
glnX44(AS)
,
λ-,
rfbC1,
spoT1,
thiE1Strain Comments: - glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
- spoT1-- In addition to the 6bp insertion, there is a C to T transition resulting in an H257Y substitution.
- 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
- AS = amber(UAG) suppressor
References: - Durwald, H., H. Hoffmann-Berling 1968. Endonuclease I-deficient and ribonuclease I-deficient Escherichia coli mutants. J.Mol.Biol. 34:331-346