| Alpha-1-antitrypsin polymer | 480 | Found via general search |
| Alpha-1-antitrypsin | 46.737 | UniProtKB |
| Alpha-1-antichymotrypsin | 47.651 | UniProtKB |
| Alpha-1 globulin | 54 | Found via general search |
| ALP (Alkaline phosphatase) | 86 | Found via general search |
| Allocystathionine | 0.22226 | UniProtKB |
| Allantoin | 0.15812 | UniProtKB |
| Albuterol | 0.23931 | UniProtKB |
| Albumin | 66.5 | Found via general search |
| Alanine aminotransferase 1 | 54.637 | UniProtKB |
