Table 2.

GC content (%) of inv/spa homologs

	invA	invB	invC	spaQ	spaR	mean	genome
Sodalis glossinidius	46.5	46.1	57.6	51.0	53.5	50.9	53.5
Salmonella enterica	45.5	43.5	54.3	46.7	49.4	48.4	52.0
Shigella flexneri	34.2	33.3	39.2	34.5	32.7	35.2	51.0