CGSC Strain#: 5673
Strain Designation: JR28      Source of Strain: R. Portalier
Sex: F- Chromosomal Markers: lacY1 or lacZ4, tsx-64, glnV44(AS), gal-6, hisG1(Fs), thyA3, metC69, rpsL8 or rplL9(L?) or rpsL17, malT1(λ^R), uxuA1
Strain Comments:

• thyA3-- Strains with this marker must have their medium supplemented with thymine (25ug/ml). This is true even for rich medium such as LB. Otherwise thymine starvation can lead to thymineless death.
• metC69-- was called metC58 by A.L. Taylor.
• glnV44(AS) was formerly called supE44
• glnV44(AS) was formerly called su⁺_II
• = strep-resistant
• AS = amber(UAG) suppressor
• Fs = Frameshift mutation
• LamR = Lambda-resistant

References:

• Portalier, R., J.M. Robert-Baudouy, F. Stoeber 1972. Mol.Gen.Genet. 118:335-0