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Table 2 Proportion of CpG islands per HPV for each viral group

From: Analysis of CpG methylation sites and CGI among human papillomavirus DNA genomes

CGIs

E6

E7

E1

E2

E4

L2

L1

LCR

HPV Genome

High-Risk HPVs

0.07

0.47

0.33

1.00

1.00

0.13

0.00

0.00

1.60

Low-Risk HPVs

0.32

0.55

1.14

1.03

1.00

1.00

0.55

0.46

3.93

Mucosal HPVs

0.22

0.51

0.83

1.02

1.00

0.66

0.34

0.28

3.04

Cutaneous HPVs

0.16

0.49

0.84

1.00

1.00

0.58

0.44

0.39

3.02

All HPVs

0.19

0.50

0.84

1.01

1.00

0.62

0.39

0.33

3.03

Maximum number

1

1

2

2

1

3

4

2

8

Minimum number

0

0

0

1

1

0

0

0

1