| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Hhon_g00793.t1 | — | 7tm_1, 7tm_4, 7TM_GPCR_Srsx, 7TM_GPCR_Srw, 7TM_GPCR_Srx, DUF3899 | Signalling |
| Hhon_g00904.t1 | — | 7tm_1, DUF3899, SieB | Signalling |
| Hhon_g03884.t1 | — | cEGF, DUF3899, EGF, EGF_3, EGF_CA, EGF_MSP1_1, hEGF, TM_ErbB1 | — |