CGSC Strain#: 4517
Strain Designation: AT2535      Source of Strain: A.L. Taylor
Sex: F- Chromosomal Markers: lacY1, glnX44(AS), λ^-, hisG1, rfbC1, purF1, rpsL8 or rplL9(L?) or rpsL14, malT1(λ^R), xyl-7, mtlA2, ΔargH1, thiE1, pyrB59, tsx-23 or tsx-25, fhuA2 or fhuA14
Strain Comments:

• glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
• hisG1-- This mutation has been reported as either a frameshift or a 36 nt deletion
• purF1-- is a very stable mutation and may be an intragenic deletion.
• 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
• AS = amber(UAG) suppressor
• LamR = Lambda-resistant
• strR = streptomycin resist.

References:

• Robbins, J.C., D.L. Oxender 1973. Transport systems for alanine, serine, and glycine in Escherichia coli K-12. J.Bacteriol. 116:12-18
• Kadner, R.J., Liggins 1973. Transport of vitamin B12 in Escherichia coli: genetic studies. J.Bacteriol. 115:514-521