| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Intracellular Signaling Peptides and Proteins | 73 | + | |
| 3 | Oligopeptides | 23 | + | |
| 4 | Neuropeptides | 22 | + | |
| 5 | Peptide Hormones | 22 | + | |
| 6 | Proteinase Inhibitory Proteins, Secretory | 7 | + | |
| 7 | Serpins | 6 | + | |
| 8 | Peptides, Cyclic | 5 | + | |
| 9 | Glycopeptides | 4 | + | |
| 10 | Opioid Peptides | 3 | + | |
| 11 | Peptide Fragments | 3 | + | |
| 12 | Antimicrobial Cationic Peptides | 2 | + | |
| 13 | Lipopeptides | 1 | + |