Table 1. Bacterial strains and plasmids used in this study.

Bacterial strains	Description	Sources
Pectobacterium carotovorum subsp. brasiliense 1692 (Pcb1692)	Initially isolated from potato in Brazil, sequenced strain	[2]
Pcb1692Δfur	Pcb1692Δfur, Kanr	This study
Pcb1692Δfur-pfur	Pcb1692Δfur expressing the fur gene from the Trc99A plasmid; Kanr, Ampr	This study
Pcb1692ΔexpI	Pcb1692ΔexpI, Kanr	[7]
Chromobacterium violaceum CV026	AHL reporter strain	[25]
Plasmids
pKD4	Plasmid containing a Kanr cassette	[28]
pKD46	Plasmid expressing the lambda red genes	[28]
pTrc99A	Bacterial expression vector	[30]
pTrc99A-fur	Bacterial expression vector containing the fur gene insert, Ampr	This Study