| Name | Mutations | Genotype | 
|---|
| RFS1165 | 6 | F', Δ(araBAD-leu)498, Δ(codB-lacI)3, λ-, gyrA111(NalR), relA1?, thiE1, F101-23 | 
| RFS289 | 6 | F', Δ(araBAD-leu)498, Δ(codB-lacI)3, λ-, gyrA111(NalR), relA1?, thiE1, F101-24 | 
| RFS855 | 10 | F-, thr-1, araA855(polar), leuB6(Am), Δ(codB-lacI)3, tsx-274, λ-, gyrA111(NalR), recA11, relA1?, thiE1 | 
| RFS857 | 10 | F-, thr-1, araB857(polar), leuB6(Am), Δ(codB-lacI)3, tsx-274, λ-, gyrA111(NalR), recA111, relA1?, thiE1 | 
| RFS859 | 10 | F-, thr-1, araC859, leuB6(Am), Δ(codB-lacI)3, tsx-274, λ-, gyrA111(NalR), recA11, relA1?, thiE1 |