Start End Size(bp) No._of_ORFs No._of_homologs_of_PAI-virulence_genes PAIs_homologous_to_this_region 161524 166848 5325 7 3 SPI-3(Salmonella enterica Dublin) 245578 248421 2844 5 0 tcd island(Photorhabdusluminescens W14) 248996 288201 39206 58 2 PAI I 536(Escherichia coli 536)/PAI I APEC-O1(Escherichia coli APEC O1)/LEE(Escherichia coli RW1374)/PAI II 536(Escherichia coli 536)/AGI-3(Escherichia coli BEN2908)/PAI III 536(Escherichia coli 536)/PAI V 536(Escherichia coli 536)/PAI II CFT073(Escherichia coli CFT073)/PAI II CFT073(Escherichia coli CFT073)/SHI-1(Shigellaflexneri 2a YSH6000T)/SHI-1(Shigellaflexneri 2a str. 301)/SHI-1(Shigellaflexneri 2a str. 2457T)/SRL(Shigellaflexneri 2a) 299861 307515 7655 9 0 PAI I AL862(Escherichia coli AL862)/PAI V 536(Escherichia coli 536) 370454 378731 8278 9 2 Not named(Escherichia coli Ec222)/PAI III 536(Escherichia coli 536)