TABLE 1.

Caulobacter crescentus strains used in this study; all mutant strains are derived from NA1000

Strain	Genotype	Description	Reference no. or source
NA1000	Wild type	Synchronizable C. crescentus wild-type strain	82
LS1218	ΔflaF	Deletion of the flagellin translation regulator	83
TPA2357	ΔfljJ ΔfljL ΔfljM-fljO fljK T103C	Strain carrying a genomic allele of fljK encoding T103C	Unpublished data
TPA2357	ΔfljJ ΔfljK ΔfljL ΔfljM-fljO	Deletion of all C. crescentus flagellins	40
TPA1299	ΔfljM-fljNO	Deletion of flagellins M, N, and O	40
TPA970	ΔfljJ ΔfljK ΔfljL	Deletion of flagellins J, K, and L	40
TPA2354	ΔfljK ΔfljL ΔfljM-fljO	Only flagellin J is present	40
TPA2353	ΔfljJ ΔfljL ΔfljM-fljO	Only flagellin K is present	40
TPA2346	ΔfljJ ΔfljK ΔfljM-fljO	Only flagellin L is present	40
TPA2352	ΔfljK ΔfljM-fljO	Only flagellins J and L are present	40
TPA2356	ΔfljL ΔfljM-fljO	Only flagellins J and K are present	40
TPA2344	ΔfljJ ΔfljM-fljO	Only flagellins K and L are present	40
TPA1140	ΔfljJ ΔfljK ΔfljL ΔfljM	Only flagellins N and O are present	40
TPA2234	ΔfljK	Deletion of the 25-kDa flagellin K	40
TPA916	ΔfljL	Deletion of the 27-kDa flagellin L	40
TPA663	ΔfljJ	Deletion of the 29-kDa flagellin J	40
TPA541	ΔfljM	Deletion of the 25-kDa flagellin M	40
TPA934	ΔfljJ ΔfljL	Only the 25-kDa flagellins are present	40
TPA933	ΔfljJ ΔfljK	Deletion of flagellins J and K	40
CS3	ΔfljJ ΔfljK ΔfljL ΔfljM-fljO pCS1	TPA2357 carrying pCS1	This study
CS12	ΔfljJ ΔfljK ΔfljL ΔfljM-fljO pCS12	TPA2357 carrying pCS12	This study