TABLE 3.

Summary of the gene sequence heterogeneity of exoS, exoT, exoU, and exoY

Gene	n	Size (bp)	Reference sequence	Total no. of SNPs	Size (bp)/SNP	No. of NSSs	Size (bp)/NSS	Deletion(s)
exoS	13	1,361	PAO1	30	45	9	151	None
exoT	8	1,374	PAO1	27	50	10	137	None
exoU	6	2,064	PA103	14	147	5	413	None
exoY	9	1,137	PAO1	34	33	18	63	Three isolates