| AAP | Actin-associated protein |
| ABP | Actin-binding protein |
| G-actin | Globular actin |
| F-actin | Actin filament |
| ABD | Actin-binding domain |
| srABD | Spectrin-related actin-binding domain |
| CH | Calponin homology |
| WH2 | WASP homology 2 |
| FH2 | Formin homology 2 |
| NPF | Nucleation promotion factor |
| FERM | The protein 4.1R, ezrin, radixin, moesin |