Table 2.

Strains and plasmids used in this study.

Strains and plasmids	Characteristics	Source
E. coli K12	Wild-type E. coli strain BW25113	Laboratory preservation
E. coli JW0688	E. coli BW25113 with ybfA deletion	Keio collection Tomoya et al., 2006
E. coli JW4073	E. coli BW25113 with basS deletion	Keio collection Tomoya et al., 2006
E. coli JW4074	E. coli BW25113 with basR deletion	Keio collection Tomoya et al., 2006
L. plantarum BM-1	L. plantarum BM-1, produces plantaricin BM-1	Laboratory preservation
pKD46	Plasmid containing the lambda Red system, L-arabinose inducible	BioVector NTCC
E. coli ReJW0688	E. coli JW0688 with ybfA complemented	This study