CGSC Strain#: 6407
Strain Designation: LCB107      Source of Strain: L.B. de Lares
Sex: F- Chromosomal Markers: lacY1, glnX44(AS), treA1, trpA43, rpsL134(strR), malT1(λ^R), metB1
Strain Comments:

• The LCB strains were formerly called CB strains.
• glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
• trpA43-- is Yanofsky's trpA23.
• glnX44(AS) was formerly called su⁺_II
• glnX44(AS) was formerly called supE44
• glnX44(AS) was formerly called glnV44
• AS = amber(UAG) suppressor
• LamR = Lambda-resistant
• strR = streptomycin resist.

References:

• de Lares, L.B., J. Ratouchniak, F. Casse 1977. Chromosomal location of gene governing the trehalose utilization in Escherichia coli K12. Mol.Gen.Genet. 152:105-108