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Table 4 Divergence in the LEE genes among O45 PEPEC strains and REPEC strain E22.

From: Two distinct groups of porcine enteropathogenic Escherichia coli strains of serogroup O45 are revealed by comparative genomic hybridization and virulence gene microarray

Divergent genesa, b

Group I strainsc

Group II strainsc

Function

 

ECL1001

ECL2017

ECL2004

ECL2033

E22

ECL2019

ECL2078

ECL2027

ECL2020

ECL2076

 

Z5105/ECs4554

-

+

-

-

-

-

-

-

-

-

EspB protein

Z5106/ECs4555

+

+

+

+

-

+

-

+

-

+

EspD protein

Z5110/ECs4559

-

-

-

-

-

-

-

-

-

-

Gamma intimin

Z5112/ECs4561

+

+

+

-

-

-

-

-

-

+

translocated intimin receptor Tir

Z5113/ECs4562

-

+

+

+

-

-

-

+

-

+

Map protein

Z5115/ECs4564

-

-

-

-

-

-

-

-

-

-

EspH protein

Z5116/ECs4565

-

+

+

-

+

+

-

+

-

+

type III secretion system SepQ protein

Z5117/ECs4566

-

+

+

+

-

+

-

+

-

+

hypothetical protein

Z5121/ECs4570

-

-

-

-

-

-

-

-

-

-

Mpc protein

Z5122/ECs4571

-

-

-

-

-

-

-

-

-

-

type III secretion system SepZ protein

Z5124/ECs4573

+

+

+

+

-

+

-

+

-

+

type III secretion system EscJ protein

  1. a Z, nomenclature for genes from O157:H7 strain EDL933; ECs, nomenclature for genes from O157:H7 strain Sakai.
  2. b the following genes were present in all O45 EPEC strains and REPEC strain E22: Z5100/ECs4550 (EspF protein), Z5102/ECs4551 (hypothetical protein), Z5103/ECs4552 (EscF protein), Z5104/ECs4553 (hypothetical protein), Z5107/ECs4556 (EspA protein), Z5108/ECs4557 (type III secretion system SepL protein), Z5109/ECs4558 (type III secretion system EscD protein), Z5111/ECs4560 (CesT protein), Z5114/ECs4563 (hypothetical protein), Z5118/ECs4567 (hypothetical protein), Z5119/ECs4568 (type III secretion system protein EscN), Z5120/ECs4569 (type III secretion system EscV protein), Z5123/ECs4572 (hypothetical protein), Z5125/ECs4574 (type III secretion system protein SepD), Z5126/ECs4575 (type III secretion system EscC protein), Z5127/ECs4576 (type III secretion system CesD protein), Z5128/ECs4577 (hypothetical protein), Z5129/ECs4578 (hypothetical protein), Z5131/ECs4579 (hypothetical protein), Z5132/ECs4580 (type III secretion system EscU protein), Z5133/ECs4581 (type III secretion system EscT protein), Z5134/ECs4582 (type III secretion system EscS protein), Z5135/ECs4583 (type III secretion system EscR protein), Z5136/ECs4584 (hypothetical protein), Z5137/ECs4585 (hypothetical protein), Z5138/ECs4586 (hypothetical protein), Z5139/ECs4587 (hypothetical protein), Z5140/ECs4588 (Ler protein), Z5142/ECs4590 (EspG protein), and Z5143/ECs4591 (hypothetical protein).
  3. c +, gene present; -, gene absent.
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BMC Genomics

ISSN: 1471-2164

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