| Name | sperm head-tail coupling apparatus |
| ID | GO_0120212 |
| collection_id | Cellular component |
| Exact synonym | head-tail coupling apparatus |
| Description | A centrosome-based structure consisting of two cylindrical microtubule-based centrioles and associated components which anchors the flagellum to the sperm head. |
| Related synonym | HTCA, implantation fossa, sperm connecting piece, sperm neck |
| External URL | |
| Genes |