Table 2.
Oyster Homeobox Complement Compared with Other Bilaterians
| Homeobox | Crassotrea gigas | Drosophila melanogaster | Strongylocentrotus purpuratus | Branchiostoma floridae | Homo sapiens |
|---|---|---|---|---|---|
| Number of genes | 136 | 104 | 97 | 133 | 255 |
| ANTP | 53 | 47 | 38 | 60 | 100 |
| PRD | 30 | 28 | 32 | 29 | 66 |
| LIM | 8 | 6 | 6 | 7 | 12 |
| POU | 4 | 5 | 4 | 7 | 16 |
| HNF | 0 | 0 | 2 | 4 | 3 |
| SINE | 3 | 3 | 3 | 3 | 6 |
| TALE | 23 | 8 | 6 | 9 | 20 |
| CUT | 6 | 3 | 1 | 4 | 7 |
| PROS | 1 | 1 | 1 | 1 | 2 |
| ZF | 4 | 2 | 3 | 5 | 14 |
| CERS | 1 | 1 | 1 | 1 | 5 |
| Other | 4 | 0 | 0 | 3 | 4 |
Note.—Distribution of oyster genes in homeobox classes compared with some well-characterized bilaterians (Zhong and Holland 2011).