Table 1 A comparison of the amino acid sequences of PmDscam cytoplasmic tail exons 31–44 with sequences of D. melanogaster exons 16–24 and D. magna exons 24–31.

From: The gene structure and hypervariability of the complete Penaeus monodon Dscam gene

Shrimp exon #

Tail element

Species

Amino acid sequence*

D.melanogaster exon # (Identity[%])

D. magna exon # (Identity[%])

31

E0

Pm, Lv

VAEYEVATLTLTG

16 (76.9)

24 (84.6)

32.1

E1A

Pm, Lv

GTIAPAREVPAFGAGDLPIYLNLNLIVPVVSAVVVIVLAIVIICYLRGRNTPIK

17.1 (49.1)

25 (50)

32.2

E1B

Pm, Lv

ATLPPTVSDSRVTWLPDWWPKWLDLNVLVPVIATIVVIIVGIVVICVAVTRRKNGIENLR

17.2 (38)

33

E2

Pm, Lv

EEVYQQYQYNASMPPPSTMDKRHPGFREELGYIPPPNRKLPPVPGSQYNTCDRIKR

18 (64.3)

26 (55.4)

34

E3

Pm, Lv

GGGSGRGTHATWDPRRPMYEELSLHPPPGRRIPLGGPPQPLGSQDTLRS

19 (37.3)

27 (37.4)

35

E4

Pm, Lv

GGDDEICPYATFHLLGFREEMDPQQAGNNFQTFPHQNGHGSQQHFVNSPASRSM

20 (53.7)

28 (67.9)

36

E5

Pm, Lv

PRHGSGNYYSCVSGDYTCGHTPNEGHQ

20 (14.8)

29 (14.8)

37

E6

Pm, Lv

PRHGSGNYYSCVAGEYGPGG

20 (25)

38

E7

Pm, Lv

PPSSTYYSTVPGDMTASRMSNSTFSPTYDDPARSDEESDQYGGSTYSGGGPYARAIDSVSQSGTAKRLS

21 (29)

29 (20.3)

39

E8

Pm, Lv

NGGHPPGAPVSGPQPSNHRFICK

29 (18.2)

40

E9

Pm, Lv

RGSTSGSAGQGSPEPLPLDSSGLGSSLNDSNNSTASNQFSEAECDHDLVQRNYG

22 (45.3)

29 (38)

41

E10

Pm

RHCAQTKP

23 (11.1)

30 (11.1)

42

E11

Pm, Lv

VKATKSTEEMRKLLDK

23 (53.3)

30 (60)

43

E12

Pm

KLNKT*

44.1

E13A

Pm, Lv

NEAAAHIQNGGLRMVSDEMNV*

24 (26.9)

31 (38.1)

44.2

E13B

Pm, Lv

EMKQLPTFKMEA*

  1. *Underlining: transmembrane domain (TM); bold: SH2 binding site; bolded italics: SH3 binding site; box: polyproline motif; italics: PDZ motif; and asterisk: stop codon.