| Natriuretic peptides A | 16.396 | UniProtKB |
| Nectin-2 | 57.742 | UniProtKB |
| Neopterin | 0.253 | Found via general search |
| Neural cell adhesion molecule 1 | 94.574 | UniProtKB |
| Neurofilament heavy polypeptide | 111.838 | UniProtKB |
| Neurofilament light chain | 68 | Found via general search |
| Neuron-specifc enolase (NSE) | 78 | Found via general search |
| Neuropeptide Y | 4.26 | Found via general search |
| Neurotrophin-3 | 29.355 | UniProtKB |
| Neurotrophin-4 | 22.427 | UniProtKB |