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Table 2 Functional annotation clustering using the DAVID (http://david.abcc.ncifcrf.gov)

From: Comparative genomic analysis of Shiga toxin-producing and non-Shiga toxin-producing Escherichia coli O157 isolated from outbreaks in Korea

Cluster

Strain

Term

Count

Enrichment score

P value

Benjamini

1

NCCP15738

Conjugation

6

4.03

0.000

0.000

 

NCCP15739

Virulence plasmid of Escherichia coli O157:H7

40

50.4

0.000

0.000

2

NCCP15738

Flagellum

5

2.76

0.000

0.005

 

NCCP15739

Hemolysis

4

5.9

0.000

0.000

3

NCCP15738

Viral capsid assembly

3

1.941

0.004

0.180

 

NCCP15739

Bacterial secretion system

6

4.36

0.000

0.000

4

NCCP15738

Ribonucleotide binding

9

1.043

0.033

0.674

 

NCCP15739

Methylation

4

2.77

0.003

0.021

5

NCCP15738

Copper ion binding

3

0.521

0.010

0.505

 

NCCP15739

Transfer region of pO113 from enterohemorrhagic Escherichia coli

5

1.76

0.000

0.004

6

NCCP15738

DNA recombination

3

0.496

0.029

0.336

 

NCCP15739

Metal ion binding

4

0.314

0.471

1.000

7

NCCP15738

Two-component signal transduction system (phosphorelay)

4

0.423

0.070

0.687

 

NCCP15739

Transmembrane protein

4

0.198

0.280

0.927