. 2014 Oct 23;9(10):e110279. doi: 10.1371/journal.pone.0110279

Table 3. Plasmids used in this study.

Plasmid	Description	Size	Reference or source
pEBG1	WT qnrS1-containing plasmid derived from E. coli strain 09/22a, confers resistance to ciprofloxacin, tetracycline and trimethoprim	43,530bp	This study
pETS4	pEBG1 plasmid with excised region containing qnrS1	41,387	This study
pINK2002	qnrS1 cloned into the Tet gene of pACYC184	5,038 bp	This study
pETStop3	Expression vector (pBAD/Thio-TOPO vector) containing a topB insert	6,773 bp	This study
pBAD/Thio-TOPO	Arabinose inducible expression vector	4,454 bp	Invitrogen
p1ECUMN	IncP plasmid derived from E. coli strain UMN026	122,302 bp	[36]
p2ECUMN	IncX1 plasmid derived from E. coli strain UMN026	33,809 bp	[36]
pMG306	Naturally occurring qnrS1-bearing plasmid from a Salmonella isolate		[32]
pMB2	Naturally occurring aac(6′)-Ib-cr-bearing plasmid	125 Kb	This study
pMB80-2	Naturally occurring conjugative plasmid from enteropathogenic E. coli strain	>100 Kb	[34]
pGEM-T	Amp^R; TA-cloning vector	3,000 bp	Promega
pACYC184	Tet and Cm resistant cloning vector	4,244 bp	NEB