| Name | Mutations | Genotype | 
|---|
| NK6069 | 7 | F-, pro-82, glnX44(AS), λ-, endA1, thiE1, purD81(KanR)::Tn5, hsdR17 | 
| NK6073 | 7 | F-, pro-82, glnX44(AS), λ-, purF91::Tn10, endA1, thiE1, hsdR17 | 
| NK6078 | 7 | F-, pro-82, glnX44(AS), λ-, purF92::Tn10, endA1, thiE1, hsdR17 | 
| S17-1 λpir/pLFT | 8 | F-, RP4-2(Km::Tn7,Tc::Mu-1), pro-82, LAMpir, recA1, endA1, thiE1, hsdR17, creC510, pLFT | 
| S17-1 λpir/pLFX | 8 | F-, RP4-2(Km::Tn7,Tc::Mu-1), pro-82, LAMpir, recA1, endA1, thiE1, hsdR17, creC510, pLFX | 
| S17-1 λpir/pUV5 | 8 | F-, RP4-2(Km::Tn7,Tc::Mu-1), pro-82, LAMpir, recA1, endA1, thiE1, hsdR17, creC510, pUV5 | 
| DF1020 | 9 | F-, pro-82, glnX44(AS), λ-, ΔpfkB201, recA56, endA1, Δ(rhaD-pfkA)200, thiE1, hsdR17 | 
| MM294A | 9 | F-, pro-82, glnX44(AS), λ-, rfbC1?, endA1, spoT1?, thiE1, hsdR17, creC510 | 
| UNC1085 | 12 | F-, pro-82, glnX44(AS), phr-1, ΔnadA71, λ-, Δ(recA-srl)306, relA1?, endA1, rpsL286, thiE1, uvrA281, hsdR17 |