Table 5. Number of putative transcription factor genes (A) and signaling molecule genes (B) in the Hydra viridissima genome.
| A. Domain | Hvir | Hvul v1 | Hvul v2 | Ch | Aa | Mv | Nv | Ad |
|---|---|---|---|---|---|---|---|---|
| ARID | 8 | 7 | 9 | 10 | 10 | 8 | 5 | 8 |
| AT_hook | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 |
| bZIP_1 | 26 | 26 | 30 | 26 | 22 | 25 | 36 | 29 |
| bZIP_2 | 25 | 22 | 23 | 31 | 24 | 27 | 32 | 17 |
| CUT | 1 | 0 | 1 | 3 | 1 | 1 | 2 | 1 |
| DM | 6 | 6 | 5 | 7 | 9 | 11 | 12 | 7 |
| Ets | 9 | 11 | 11 | 13 | 21 | 14 | 16 | 12 |
| Forkhead | 17 | 17 | 16 | 19 | 15 | 26 | 34 | 22 |
| GATA | 4 | 4 | 5 | 3 | 7 | 7 | 4 | 5 |
| Hairy_orange | 0 | 0 | 0 | 1 | 4 | 2 | 6 | 7 |
| HLH | 33 | 36 | 34 | 44 | 52 | 50 | 72 | 53 |
| HMG_box | 30 | 33 | 33 | 31 | 30 | 29 | 33 | 27 |
| Homeobox | 50 | 44 | 49 | 70 | 88 | 82 | 153 | 96 |
| Hormone_recep | 9 | 9 | 9 | 12 | 12 | 9 | 20 | 9 |
| P53 | 2 | 1 | 3 | 2 | 1 | 2 | 3 | 3 |
| PAX | 61 | 23 | 57 | 3 | 4 | 23 | 9 | 8 |
| Pou | 2 | 3 | 2 | 3 | 4 | 4 | 6 | 4 |
| RHD_DNA_bind | 2 | 1 | 3 | 5 | 2 | 2 | 3 | 2 |
| SRF-TF | 2 | 2 | 2 | 4 | 3 | 2 | 3 | 1 |
| T-box | 6 | 7 | 7 | 11 | 10 | 9 | 14 | 10 |
| TF_AP-2 | 1 | 1 | 1 | 2 | 3 | 2 | 1 | 2 |
| zf-C2H2 | 105 | 123 | 121 | 244 | 233 | 118 | 169 | 90 |
| zf-C2HC | 1 | 2 | 2 | 3 | 2 | 3 | 3 | 4 |
| zf-C4 | 9 | 8 | 8 | 11 | 8 | 9 | 19 | 12 |
| B. Domain | Hvir | Hvul v1 | Hvul v2 | Ch | Aa | Mv | Nv | Ad |
|---|---|---|---|---|---|---|---|---|
| Cbl_N | 1 | 1 | 1 | 2 | 0 | 1 | 0 | 1 |
| Cbl_N2 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 1 |
| Cbl_N3 | 1 | 1 | 1 | 2 | 2 | 1 | 0 | 1 |
| DIX | 1 | 1 | 3 | 3 | 3 | 3 | 4 | 2 |
| FGF | 16 | 12 | 16 | 10 | 18 | 13 | 13 | 13 |
| Focal_AT | 1 | 2 | 3 | 1 | 1 | 1 | 0 | 0 |
| G-alpha | 29 | 28 | 27 | 29 | 29 | 32 | 37 | 22 |
| G-gamma | 2 | 2 | 3 | 1 | 7 | 5 | 4 | 3 |
| IL3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| PDGF | 1 | 2 | 0 | 5 | 2 | 3 | 1 | 6 |
| Phe_ZIP | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 1 |
| Rabaptin | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 |
| RGS | 13 | 13 | 12 | 14 | 16 | 16 | 13 | 11 |
| RGS-like | 2 | 3 | 2 | 1 | 2 | 1 | 0 | 1 |
| STAT_alpha | 1 | 0 | 0 | 1 | 1 | 2 | 2 | 1 |
| STAT_bind | 2 | 1 | 3 | 1 | 1 | 1 | 1 | 1 |
| STAT_int | 2 | 1 | 1 | 1 | 0 | 1 | 0 | 1 |
| TGF_beta | 11 | 11 | 11 | 7 | 9 | 9 | 7 | 10 |
| TGFb_propeptide | 8 | 10 | 9 | 4 | 6 | 8 | 6 | 9 |
| wnt | 10 | 13 | 11 | 12 | 15 | 17 | 26 | 15 |
Hvir: Hydra viridissima A99, Hvul v1: Hydra vulgaris (Chapman et al., 2010),Hvul v2: Hydra vulgaris (Hydra2.0), Ch: Clytia hemisphaerica, Mv: Morbakka virulenta, Aa: Aurelia aurita, Nv, Nematostella vectensis, Ad: Acropora digitifera.