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Table 1 Number of homeodomain proteins by class, family, and species

From: The cnidarian-bilaterian ancestor possessed at least 56 homeoboxes: evidence from the starlet sea anemone, Nematostella vectensis

 

Hs

Dm

Nv

CBA

ANTP class/Hox-related

    

   CDX*

3

1

1

1

   EVX*

2

1

1

1

   EXEX*

1

1

1

1

   GBX*

2

1

1

1

   GSX*

2

1

1

1

   HOX1*

3

1

2

1

   HOX2*

2

1

3

1

   HOX3*

3

3

0

0

   HOX4*

4

1

0

0

   HOX5*

3

1

0

0

   HOX6-8*

8

3

0

0

   HOX9-13*

16

1

0

0

   IPF*

1

0 †

0

0

   MOX*

2

1

4

1

   ROUGH*

0

1

1

1

   Unknown family

0

1

3

n/a

   Total

52

19

18

9

ANTP class/other

    

   BARH*

2

2

0

0

   BARX

2

0

0

0

   BSH*

1

1

0

0

   CG13424*

0

1

2

1

   DLX*

6

1

1

1

   EMX*

2

2

2

1

   EMXLX*

0

1

2

1

   EN*

2

1

0

0

   HHEX*

1

1

1

1

   HLX*

2

2

7

1

   HMX*

3

1

1

1

   LBX*

2

2

1

1

   MSX*

2

1

1

1

   MSXLX*

0

1

2

1

   NK1*

1

1

1

1

   NK2*

7

2

5

1

   NK3*

2

1

1

1

   NK6*

2

1

1

1

   NK7*

0

1

1

1

   TLX*

3

1

1

1

   VAX*

1

0

2

1

   Unknown family

3

0

22

n/a

   Total

44

24

54

17

CUT class

    

   COMPASS

0

2

0

0

   CUTL*

2

1

0

0

   ONECUT*

3

1

0

0

   SATB

2

0

0

0

   Total

7

4

0

0

HNF

    

   HNF1/2*

2

0

1

1

LIM class

    

   AP*

2

1

0

0

   ISLET*

2

1

1

1

   LHX1/5*

2

1

1

1

   LXH3/4*

2

1

0

0

   LHX6/8*

2

1

1

1

   LMX*

1

2

0

0

   Unknown family

0

0

1

n/a

   Total

11

7

4

3

POU class

    

   POU1*

1

0

1

1

   POU2*

3

2

0

0

   POU3*

4

1

2

1

   POU4*

3

1

1

1

   POU5

2

0

0

0

   POU6*

2

1

1

1

   Total

15

5

5

4

PRD

    

   AL*

1

2

1

1

   ALX*

3

0

1

1

   ANF

1

0

0

0

   ARIX*

2

1

0

0

   CEH10*

2

2

1

1

   DMBX*

1

0

6

1

   DUX*

20

0

3

1

   GSC*

2

1

1

1

   HB*

0

1

1

1

   MIX

1

0

0

0

   OTP*

1

1

1

1

   OTX*

3

1

3

1

   PAX3/7*

2

3

2

1

   PAX4/6*

3

4

2

1

   PRX*

2

1

0

0

   PTX*

3

1

1

1

   REPO*

0

1

1

1

   RX*

2

1

1

1

   SHOX

2

0

0

0

   UNC4*

0

2

1

1

   Unknown family

2

2

7

n/a

   Total

53

24

33

15

PROS class

    

   PROS

1

0

0

0

   Total

1

0

0

0

SINE class

    

   SIX1/2*

2

1

1

1

   SIX3/6*

2

1

1

1

   SIX4/5*

2

1

2

1

   Unknown family

0

0

1

n/a

   Total

6

3

5

3

TALE

    

   IRX*

7

3

1

1

   MEIS*

3

1

1

1

   PBX*

4

1

1

1

   TGIF*

1

2

1

1

   Unknown family

1

0

2

n/a

   TOTAL

16

7

6

4

ZF class

    

   ZFHX2

2

0

0

0

   ZFH4

2

0

0

0

   ZHX

5

0

0

0

   zfh1

0

1

0

0

   zfh2*

1

1

0

0

   Unknown family

1

0

0

n/a

   Total

11

2

0

0

Unknown class

    

   Total

10

2

4

n/a

  1. *Counted as a shared family in Table 2. †Absence of IPF in Drosophila is due to secondary loss. CBA, cnidarian-bilaterian ancestor; Hs, Homo sapiens; Dm, Drosophila melanogaster; Nv, Nematostella vectensis.
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Genome Biology

ISSN: 1474-760X

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