| PF00017 | SH2 domain (SH2) | SH2 domain | | Domain |
| PF00018 | SH3 domain (SH3_1) | SH3 domain | SH3 (Src homology 3) domains are often indicative of a protein involved in signal transduction related to cytoskeletal organisation. First described in the Src cytoplasmic tyrosine kinase Swiss:P12931. The structure is a partly opened beta barrel. | Domain |
| PF16457 | Pleckstrin homology domain (PH_12) | Pleckstrin homology domain | | Domain |
| PF00387 | Phosphatidylinositol-specific phospholipase C, Y domain (PI-PLC-Y) | Phosphatidylinositol-specific phospholipase C, Y domain | - | Family |
| PF00168 | C2 domain (C2) | C2 domain | | Domain |
| PF00388 | Phosphatidylinositol-specific phospholipase C, X domain (PI-PLC-X) | Phosphatidylinositol-specific phospholipase C, X domain | - | Family |