| Gene | Description | Domains | Gene lists |
|---|---|---|---|
| Spis_XP_022787802_1 | — | Ceramidase | — |
| Spis_XP_022791491_1 | alkaline ceramidase 3 | Ceramidase, DUF4181, DUF8005, YfhO | — |
| Spis_XP_022795039_1 | — | Ceramidase, SAM_1, SAM_2, SoxE_N, TgpA_N | RNA-binding proteins |
| Spis_XP_022799523_1 | alkaline ceramidase 2 | Ceramidase, DUF6007 | — |