TABLE 2.

Noncytotoxic linker insertion variants of ExoU^a

Designation	Amino acid insertion
LS108	VFKHL-V
LS113	CLNSG-G
LS117	VFKQG-A
LS137	MFKHR-S
LS224	VFKHL-E
LS283	CLNTL-N
LS285	CLNNI-T
LS294	LFKQR-P
LS325	MFKHQ-K
LS349	MFKHM-I
LS351	VFKHN-V
LS352	CLNNV-P
LS353	VFKQP-V
LS461	CLNKE-R
LS487	VFKQL-A
LS519	CLNTF-T
LS604	VFKQA-V
LS608	MFKHE-N
LS619	CLNTL-Y

^aAmino acid insertions are represented by the five inserted amino acids followed by the residue (after the hyphen) immediately after the insertion. For example, LS108 contains VFKHL inserted before residue V108.