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Table 2 Tandem duplication of nAChR genes in C. gigas and P. f. martensii

From: Massive expansion and diversity of nicotinic acetylcholine receptors in lophotrochozoans

Species

Type

No. of Arrays

No. of Genes

C. gigas

2-gene array

16

32

3-gene array

5

15

4-gene array

1

4

6-gene array

1

6

7-gene array

1

7

8-gene array

1

8

total

25

72 (54.5%)

P. f. martensii

2-gene array

18

36

3-gene array

11

33

4-gene array

3

12

5-gene array

2

10

6-gene array

3

18

7-gene array

1

7

12-gene array

2

24

total

40

140 (65.0%)