Table 1.

Plasmids and bacterial strains used in this study.

Plasmid or strains	Description	Source
Plasmid
pET28b	Expression plasmid carrying kanamycin resistance gene	This study
pET28b::iucB	The gene iucB linked to the plasmid pET28b	This study
pET28b::rmpA	The gene rmpA linked to the plasmid pET28b	This study
pET28b::iucB::rmpA	The gene iucB and rmpA linked to the plasmid pET28b	This study
Strains
K. pneumoniae FK3973	Carrying the genes iucB and rmpA	Isolated from liver abscess
K. pneumoniae FK2931	No carrying the genes iucB and rmpA	Isolated from liver abscess
pET28b FK2931	FK3931 introduced into the plasmid pET28b	This study
pET28b::iucB FK2931	FK3931 introduced into the plasmid pET28b::iucB	This study
pET28b::rmpA FK2931	FK3931 introduced into the plasmid pET28b::rmpA	This study
pET28b::iucB::rmpA FK2931	FK3931 introduced into the plasmid pET28b::iucB::rmpA	This study