| Domain | Name | Category | Type |
| IPR001452 | SH3 domain | Domain | Domain |
| IPR001478 | PDZ domain | Domain | Domain |
| IPR004172 | L27 domain | Domain | Domain |
| IPR008144 | Guanylate kinase-like domain | Domain | Domain |
| IPR008145 | Guanylate kinase/L-type calcium channel beta subunit | Domain | Domain |
| IPR014775 | L27 domain, C-terminal | Domain | Domain |
| IPR020590 | Guanylate kinase, conserved site | Site | Conserved site |
| IPR027417 | P-loop containing nucleoside triphosphate hydrolase | Family | Homologous superfamily |
| IPR035603 | MPP6, SH3 domain | Domain | Domain |
| IPR036028 | SH3-like domain superfamily | Family | Homologous superfamily |
| IPR036034 | PDZ superfamily | Family | Homologous superfamily |
| IPR036892 | L27 domain superfamily | Family | Homologous superfamily |