| Sub-class of | TK |
| Notes | Neurotrophin receptor tyrosine kinases |
| Alignment | Protein       Domain |
| Phylogenetic Tree | Protein        |
| Hmmlogo | Protein       Domain |
| Hmm File | Protein       Domain |
|
| Phylogenetic Distribution |
 | | Trk is found in most Bilaterians but lost from Drosophila. |
|