Table 1.

Overview of the colicin strains used in this study

Strain	Abbreviation	Toxicity	Provocation	Resistance
BZB1011	B	None	No	No
BZB1011 pColA	A	Pore-forming	No	No
BZB1011 pColE1	E1	Pore-forming	No	No
BZB1011 pColE2	E2	DNase	Yes	No
BZB1011 pColE4	E4	RNase	No	No
BZB1011 pColE7	E7	DNase	Yes	No
BZB1011 pColE8	E8	DNase	Yes	No
BZB1011 (btuB)	BR	None	No	Yes
BZB1011 (btuB) pColA	AR	Pore-forming	No	Yes
BZB1011 (btuB) pColE2	E2R	DNase	Yes	Yes

The “Abbreviation” column refers to the labeling of the strains used in the figures. The “Resistance” column indicates whether or not the strain is resistant to BtuB-binding colicins.