Table 1.

Strains

StrainRelevant genotypeConstruction or origin
CAG9270Wild type (C600)C. Gross
CAG9271 dnaK756derivative of CAG9270C. Gross
GY9701 recA938::cat miniF-kan-recA + R. Devoret
K1019 rep71 ilv::Tn10 N. Zinder
MC1061Wild typeM. Casadaban
TS154 dnaK306 derivative of MC1061C. Gross
JJC16Δ(recA-srl)::Tn10 Laboratory stock
JJC40Wild type (AB1157 hsdR)Laboratory stock
JJC213Δrep::kan Reference38
JJC356Δ(recA-srl)::Tn10Δrep::kan JJC213 P1 (JJC16)
JJC489 rep71 ilv::Tn10 JJC40 P1 (K1019)
JJC502 recA938::cat rep71 ilv::Tn10 JJC489 P1 (GY9701)
JJC526Δrep::kan MC1061 P1(JJC213)
JJC527Δ(recA-srl)::Tn10 MC1061 P1(JJC16)
JJC528 dnaK306Δrep::kan TS154 P1(JJC213)
JJC529 dnaK306Δ(recA-srl)::Tn10 TS154 P1(JJC16)
JJC530Δrep::kanΔ(recA-srl)::Tn10 JJC526 P1(JJC16)
JJC531 dnaK306Δrep::kanΔ(recA-srl)::Tn10 JJC528 P1(JJC16)
JJC546 dnaK756Δ(recA-srl)::Tn10 CAG9271 P1(JJC16)
JJC547 dnaK756Δrep::kan CAG9271 P1(JJC213)
JJC633Δ(recA-srl)::Tn10 C600 P1(JJC16)
JJC634Δrep::kan C600 P1(JJC213)
JJC636Δrep::kanΔ(recA-srl)::Tn10 JJC634 P1(JJC16)
JJC677 dnaK756Δrep::kanΔ(recA-srl)::Tn10 JJC547 P1(JJC16)