Table 1 Microbial strains used in this study

E. coli DH5αZI

aci q, PN25-tetR, SpR, deoR, supE44, Δ(lacZYAargFV169), Phi80 lacZDM15

[25]

Wild type

Myers and Nealson [26]

OmcA_sol

Kan^R, P_Ara, omcA_sol

This study

MtrF_sol

Kan^R, P_Ara, mtrF_sol

This study

MtrF_sol∆22–182

Kan^R, P_Ara, mtrF_sol∆22–182

This study

MtrF_sol∆22–182_∆322–460

Kan^R, P_Ara, mtrF_sol∆22–182_∆322–460

This study

MtrF_solΔ22–182_ Δ322–460_Linker1

Kan^R, P_Ara, mtrF_sol∆22–182_∆322–460_322::Linker1::460

This study

MtrF_solΔ22–182_ Δ322–460_Linker2

Kan^R, P_Ara, mtrF_sol∆22–182_∆322–460_322::Linker2::460

This study

Cs

Kan^R, P_Ara, celstrep

This study

Cs-MtrF_sol

Kan^R, P_Ara, celstrep_mtrF_sol

This study

Cs-MtrF_sol∆22–182

Kan^R, P_Ara, celstrep-mtrF_sol∆22–182

This study

MtrF_sol–Cs

Kan^R, P_Ara, mtrF_sol-celstrep

This study