TABLE 6.

Synthetic phenotypes of strains lacking periplasmic chaperones

RecipientP1 donor strainsa
surA::CmdegP::KmΔskp zae::Tn10ΔfkpA::Cm
surA::CmNTvsvsNT
degP::KmvsNT++
Δskp zae::Tn10vs+NT+
ΔfkpA+++NT
  • a vs indicates that colonies appeared after 48 hr on LB at 30°C; for comparison, single mutants formed colonies after 18 hr at 30°C. A plus sign indicates that the phenotype of the double mutant was the same as that of the single mutant. NT, not tested.