TABLE 1 

Bacterial strains and plasmids

Strain/molecule
identification no.
Strain or plasmidGenotype or descriptionSource or
reference
W3110W3110ALaboratory E. coli K-12 derivative strain, F λ aroA::Tn10 19
358KIM6+ Y. pestis KIM6+, pCD1 a 18, 19
44KIM6+ ∆phoP Y. pestis KIM6+, pCD1, ∆phoP 18
48KIM6+ ΔlpxP ΔmsbB Y. pestis KIM6+, pCD1, ∆lpxP ΔmsbB 19
467KIM6+/pWSK29-lpxE Fn Y. pestis KIM6+, pCD1, carrying pWSK29-lpxE Fn This work
pCVD442-pagP Yp Rep sacB suicide plasmid to facilitate allelic exchange of pagP Yp Rep This work
470KIM6+ pagP Yp Rep/pWSK29-lpxF Fn Y. pestis KIM6+, pCD1, with a repaired pagP Yp and transformed
by pWSK29-lpxF Fn
This work
440KIM6+ ΔlpxP ΔmsbB pagP Yp Rep Y. pestis KIM6+, pCD1, ∆lpxP ΔmsbB pagP Yp Rep This work
439KIM6+ ∆lpxP pagP Yp Rep Y. pestis KIM6+, pCD1, ∆lpxP pagP Yp Rep This work
  • a pCD1, lacking pCD1.