| Fibroblast growth factor 21 | 22.3 | UniProtKB |
| Fibronectin | 272.32 | UniProtKB |
| Fibronectin type III domain-containing protein 5 | 23.659 | UniProtKB |
| FLCs kappa | 22.5 | Found via general search |
| FLCs lambda | 45 | Found via general search |
| Flt3‑L | 26.4 | Found via general search |
| Folate | 0.4414 | Found via general search |
| Folate receptor beta (FR‐beta) | 30 | Found via general search |
| Follicle-stimulating hormone (FSH) | 30 | Found via general search |
| Follistatin-related protein 1 | 34.986 | UniProtKB |
