| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Intracellular Signaling Peptides and Proteins | 36 | + | |
| 3 | Peptide Hormones | 30 | + | |
| 4 | Neuropeptides | 22 | + | |
| 5 | Oligopeptides | 14 | + | |
| 6 | Serpins | 6 | + | |
| 7 | Proteinase Inhibitory Proteins, Secretory | 4 | + | |
| 8 | Peptide Fragments | 4 | + | |
| 9 | Peptides, Cyclic | 3 | + | |
| 10 | Opioid Peptides | 3 | + | |
| 11 | Glycopeptides | 2 | + | |
| 12 | Antimicrobial Cationic Peptides | 2 | + |