TABLE 1.

Strains and plasmids used in this study

Strain or plasmidGenotype and relevant markersSource (reference)
Salmonella serovar Typhimurium SL1344 strains
    SL1344Wild typeHoiseth and Stocker (33)
    SB161ΔinvGKaniga et al. (38)
    SB566invC::aphTEichelberg et al. (14)
    M509ΔsopBMirold et al. (49)
    M516ΔsopB sopE sopE2Mirold et al. (49)
    M566ΔsopE ΔsopE2 ΔsopB ΔsipAThis study
    M568invB::aphTThis study
    M573ΔsopB invB::aphTThis study
    M574ΔsopE ΔsopE2 ΔsopB ΔsipA invB::aphTThis study
    M590ΔinvG invB::aphTThis study
    M608sopE::sopEM45 ΔsopE2 ΔsopB ΔsipAThis study
Salmonella serovar Typhimurium ATCC 14028 strains
    CS401phoN2 zxx::6251 Tn10d-Cm StrrBronstein et al. (5)
    PB502CS401 ΔinvBBronstein et al. (5)
    M622CS401 invC::aphTThis study
Plasmids
    pM113pBAD24 derivative, expression of SpE-GST fusion protein, arabinose-inducible promoterThis study
    pM672pGEX-KG derivative, expression of GST-InvB fusion protein, lac promoterThis study
    pM136pBAD24 derivative, expression of sopEM45, native sopE promoterStender et al. (66)
    pM226pBAD24 derivative, expression of sopE2M45, native sopE2 promoterStender et al. (66)
    pM580pACYC184 derivative, expression of sipAM45, sopE promoterThis study
    pM249pBAD24 derivative, expression of invB, sopE promoterThis study
    pM250pBAD24 derivative, expression of invB, arabinose-inducible promoterThis study
    pM438pACYC184 derivative, expression of sopEM45, native sopE promoterThis study
    pM256pACYC184 derivative, expression of sopE2M45, native sopE2 promoterThis study
    pSB1130pACYC184 derivative, expression of sopE, native sopE promoterHardt et al. (31)
    pM149pACYC184 derivative, expression of sopE2, native sopE2 promoterStender et al. (66)
    pM416pBAD24 derivative, expression of sopE1-95 sopE296-240M45, sopE promoterThis study
    pM417pBAD24 derivative, expression of sopE21-95, sopE96-240M45, sopE2 promoterThis study
    pM185pBAD24 derivative, sopE-lacZ transcriptional fusion, sopE promoterThis study
    pM687pBAD24 derivative, sopE2-lacZ transcriptional fusion, sopE2 promoterThis study