Start End Size(bp) No._of_ORFs No._of_homologs_of_PAI-virulence_genes PAIs_homologous_to_this_region 44512 69173 24662 24 6 LEE (Escherichia coli ATCC43895) LEE (Escherichia coli 71074) LEE (Escherichia coli O157:H7 EDL933) LEE (Escherichia coli O157:H7 Sakai) LEE (Escherichia coli 12009) AGI-3 (Escherichia coli BEN2908) SHI-1 (Shigella flexneri YSH6000T) SHI-1 (Shigella flexneri 2a str. 301) 1764203 1791193 26991 25 1 PAI IV 536 (Escherichia coli 536) PAI IV APEC-O1 (Escherichia coli APEC O1) 3247086 3255085 8000 9 7 PAI III 536 (Escherichia coli 536) 3883484 3901533 18050 18 8 PAI III 536 (Escherichia coli 536) KpGI-5 (Klebsiella pneumoniae KR116) SPI-7 (Salmonella enterica subsp. enterica serovar Typhi CT18) 3909852 3934475 24624 24 8 PAI II 536 (Escherichia coli 536) SRL (Shigella flexneri YSH6000)