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Table 1 Allele distribution of the three linked functional mutations in different breeds of pigs

From: Three functional mutation sites affect the immune response of pigs through altering the expression pattern and IgV domain of the CD4 protein

Population

Breed

Number

Genotype

Allele A frequency

Allele B frequency

AA

AB

BB

Chinese breeds

Erhualian

17

10

7

0

0.445

0.555

Luchuan

55

34

21

0

Longlin

39

8

13

18

Dongshan

22

0

8

14

Xiaomeishan

11

5

6

0

Wuzhishan

14

6

6

2

Dahuabai

17

8

7

2

Lantang

12

2

9

1

Enshi Black

69

8

40

21

Tongcheng

78

0

18

60

Western breeds

Duroc

34

0

0

34

0.008

0.992

Large White

254

0

5

249

Landrace

16

0

0

16

Pietrain

8

0

0

8

European wild boar

 

47

0

0

47

0

1

Asian wild boar

 

40

1

5

34

0.088

0.912