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Table 2 Numbers of exon 2 nucleotide sequences identified in individual equid species and sub-species

From: Genetic diversity, evolution and selection in the major histocompatibility complex DRB and DQB loci in the family Equidae

Species/Sub-species

No. of individuals

No. of exon 2 sequences (No. of sequences shared by at least two species/sub-species)

DRB1

DRB2

DRB3

DQB1

DQB2

DQB2-like

DQB3

E. caballus

11

2

6 (1)

3

5

5 (1)

1

4 (2)

E. ferus przewalskii

3

0

2 (1)

0

1 (1)

2 (1)

0

4 (3)

E. grevyi

2

1

1

1

1 (1)

1

0

2 (1)

E. zebra hartmannae

2

0

1 (1)

1 (1)

1 (1)

1

1 (1)

1 (1)

E. quagga burchellii

2

1

1 (1)

2

2

1

1 (1)

3 (2)

E. quagga boehmi

2

1

1

1

1

1

0

1 (1)

E. quagga chapmani

2

1

1

2 (1)

2 (1)

1

2

2 (1)

E. quagga borensis

2

1

2

1 (1)

1 (1)

1

1

2 (1)

E. asinus asinus

2

1

1

2

0

1

0

1 (1)

E. africanus somaliensis

2

1

2

2

1

3

2

3 (2)

E. kiang

2

2

1

1

2

1

1 (1)

3 (2)

E. hemionus kulan

2

1

2

3

2 (1)

0

2

2

No. of sequences (No. of sequences shared by at least two species/sub-species)

12 (0)

19 (2)

15 (1)

14 (1)

16 (1)

9 (1)

13 (4)

No. of amino acid sequences (No. of sequences with stop codon / frame-shift deletion)

12 (0/0)

19 (2/0)

14 (0/0)

14 (2/1)

16 (0/0)

9 (0/0)

10 (0/0)