| Domain | Name | Category | Type |
| IPR000300 | Inositol polyphosphate-related phosphatase | Domain | Domain |
| IPR000504 | RNA recognition motif domain | Domain | Domain |
| IPR002013 | SAC domain | Domain | Domain |
| IPR005135 | Endonuclease/exonuclease/phosphatase | Domain | Domain |
| IPR012677 | Nucleotide-binding alpha-beta plait domain superfamily | Family | Homologous superfamily |
| IPR015047 | Synaptojanin-1/2, RNA recognition motif | Domain | Domain |
| IPR034973 | Synaptojanin-2, RNA recognition motif | Domain | Domain |
| IPR034974 | Synaptojanin-2 | Family | Family |
| IPR035979 | RNA-binding domain superfamily | Family | Homologous superfamily |
| IPR036691 | Endonuclease/exonuclease/phosphatase superfamily | Family | Homologous superfamily |