TABLE 1.

Strains and plasmids

Name	Genotype and promoter endpoints in lacZ fusion	Source or reference
Strains
RLG4755	VH1000/λ rrn P1 −41 to +50	This work
RLG4998	VH1000/λ lacUV5 −59 to +36	3
RLG6228	VH1000/λ rrn P1(dis) −41 to +50	This work
RLG6241	VH1000 nusB5/λ rrn P1 −41 to +50	This work
RLG6243	VH1000 nusB5/λ lacUV5 −59 to +36	This work
RLG6245	VH1000 nusB5/λ rrn P1(dis) −41 to +50	This work
RLG6247	VH1000 Δfis/λ rrn P1 −41 to +50	This work
RLG6249	VH1000 Δfis/λ lacUV5 −59 to +36	This work
RLG6251	VH1000 Δfis/λ rrn P1(dis) −41 to +50	This work
Plasmids
pRLG770	pBR322 derivative	34
pHTf1-αwt	2- to 3-fold overexpression of wild-type rpoA	15
pHTf1-αR265A	2- to 3-fold overexpression of R265A rpoA	15
pNO1301	pBR322 containing intact rrn operon	21
pNO1302	pBR322 containing disrupted rrn operon	21