Table 1.
A shortened list of Part of PAI loci mentioned in the text. (see supplementary Table 2S for the complete list of 207 collected PAI loci.) [see Additional file 2]
| Name | Function | Strain (abbreviation) | Accession number (length in kb)a |
| PAI I536 | Hemolysin, fimbriae | Escherichia coli 536 | AJ488511(77.0)b |
| PAI II536 | Hemolysin, P fimbriae | E. coli 536 | AJ494981(102.3)b |
| PAI III536 | S fimbriae | E. coli 536 | X16664(75.8)b |
| PAI ICFT073 | Hemolysin, P fimbriae | E. coli CFT073 | AF081283(10.2), AF081284, AF081285(13.7), AF081286, AF003741-2 |
| PAI IICFT073 | P-fimbriae | E. coli CFT073 | AF447814(71.7)b |
| LEE | Attaching and effacing, TTSS, invasion | E. coli O157:H7 EDL933; E2348/69; 4797/97; 83/39; RDEC-1 | AF071034(45.3)b, AF022236(35.6)b, AJ278144(37.7)b, AF453441(60.4)b, AF200363(37.9)b |
| SPI-1 | TTSS, invasion into epithelial cells, apoptosis | Salmonella typhimurium SL1344 | AF148689, U16278, U16303 |
| SPI-2 | TTSS, invasion into monocytes | S. typhimurium SL1344; LT2; RF333 | AF020808, AJ224978(12.1), Z95891, X99944-5, AJ224892, U51927, Y09357 |
| SPI-3 | Invasion, survival in monocytes | S. typhimurium 14028s; S. enterica subsp. enterica serovar Rachaburi & serovar Dublin | AF106566(17.0)b, Y13864, M57715, AJ000509, AY144489, AY144490(10.1) |
| SHI-2 | Iron uptake | S. flexneri M90T & SA100 | AF141323(23.8)b, AF097520(14.3) |
| SRL | Iron uptake | S. flexneri 2a YSH6000 | AF326777(66.7) |
| Yen HPI | Iron uptake | Yersinia enterocolitica Ye 8081 & WA314 | X94452, X95298, AJ132668, AJ132945(14.0), Y12527(13.6) |
| Yps HPI | Iron uptake | Y. pseudotuberculosis PB1 & IP32637; Y. pestis KIM10+ | AJ236887, AJ009592, AJ009988 |
| VPI | Toxin-coregulated pilus (Tcp) adhesin, regulator | Vibrio cholerae 395; N16961; others | AF325733(41.3)b, AF325734(41.3)b, AF034434(12.9), X64098(13.8), U39068(15.0), AF208385, AF319954, AF306795-8, AF319652-5, AF378526, AF452570-80 |
| cag PAI | Type IV secretion, cytotoxing-associated gene (cag) antigen | Helicobacter pylori | AF282853(20.2)b, AF282852(21.3)b, U60177, AY136637-46 |
| Hrp PAI | TTSS, effectors | Pseudomonas syringae DC3000 & others | AF232004(52.5)b, AF232005(11.0), U25812-3, AF232003, AF069650-2, L41862, U03854-5, U07346, AF051694, L11582, AY147017-28 |
| PAGI-1 | Pseudomonas aeruginosa X24509 & PA14 | AF241171(51.3)b, AY273869(111.3)b | |
| TTSS locus | TTSS | P. luminescens W14 | AY144116(47.7)b |
aPAI loci of < 10 kb are not listed.
bFully sequenced PAI locus