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Table 3 HPV16 E2 gene variations and amino acid substitutions

From: Analysis of genetic variation in human papillomavirus type 16 E1 and E2 in women with cervical infection in Xinjiang, China

HPV16 E2 nucleotide variation

Variant site

AA

As

Af

Number of variation samples

Variation frequency

Amino acid change

Structural domain

(n = 91)

(%)

C1901T

C

C

C

1

1.10

L4F

transcriptional activation domain

G1964A

G

A

G

27

29.67

D25N

 

A2074G

A

A

A

2

2.20

T61T

 

A2091C

A

A

A

1

1.10

N67T

 

G2129A

G

G

G

2

2.20

E80K

 

G2204A

G

G

G

5

5.49

A105T

 

C2295A

A

A

A

34

37.36

T135K

 

G2315A

G

G

G

1

1.10

E142D

 

T2341C

T

T

T

2

2.20

G150G

 

G2369T

G

G

G

1

1.10

V160F

 

G2385A

A

A

A

29

31.87

R165Q

 

T2410G

T

T

T

13

14.29

D173E

 

G2504A

G

G

G

1

1.10

V205I

Hinge region

C2511T

C

C

C

1

1.10

S207F

 

T2520C

T

C

T

22

24.18

I210T

 

C2546T/A

T

T

T

70

76.92

P219S/T

 

G2585A

A

A

A

19

20.88

E232K

 

A2587C

A

A

A

1

1.10

E232K

 

T2660C

T

C

T

17

18.68

L257L

 

T2703G

T

T

T

1

1.10

F271V

 

C2820A

A

A

A

25

27.47

T310K

DNA binding domain

C2923A

A

A

A

4

4.40

D344E

 

C2934T

C

C

C

1

1.10

S348F

 

T2956C

T

T

T

1

1.10

T355T

 

T2983C

T

T

T

9

9.89

S364S

 
  1. AA: Asian–American lineage, As: Asian lineage, Af: African lineage