| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Intracellular Signaling Peptides and Proteins | 85 | + | |
| 3 | Oligopeptides | 29 | + | |
| 4 | Neuropeptides | 22 | + | |
| 5 | Peptide Hormones | 16 | + | |
| 6 | Peptide Fragments | 11 | + | |
| 7 | Proteinase Inhibitory Proteins, Secretory | 4 | + | |
| 8 | Serpins | 4 | + | |
| 9 | Glycopeptides | 3 | + | |
| 10 | Peptides, Cyclic | 2 | + | |
| 11 | Opioid Peptides | 1 | + | |
| 12 | Fibrinopeptide A | 1 | + |