Table 1.

Bacterial strains used in this study

Fus, Fusidic acid; Rif, rifampicin; Sp, spectinomycin.

Strains	Relevant characteristic	Source
E. faecalis
OG1RF	Laboratory strain; Rifr Fusr	Lab stock
CK111	OG1Sp upp4 : : P23repA4	Kristich et al. (2007)
EF-clpB	clpB deletion mutant of OG1RF, ΔclpB	This study
EF-ctsR	ctsR deletion mutant of OG1RF, ΔctsR	This study
cΔclpB	EF-clpB harbouring pTG55 (pMSP3535 expressing clpB)	This study
Escherichia coli
DH10B	Cloning host	Grant et al. (1990)
EC1000	Host for cloning RepA-dependent plasmids	Leenhouts et al. (1996)