| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Intracellular Signaling Peptides and Proteins | 94 | + | |
| 3 | Peptide Hormones | 59 | + | |
| 4 | Oligopeptides | 47 | + | |
| 5 | Neuropeptides | 34 | + | |
| 6 | Serpins | 14 | + | |
| 7 | Proteinase Inhibitory Proteins, Secretory | 13 | + | |
| 8 | Peptides, Cyclic | 9 | + | |
| 9 | Peptide Fragments | 6 | + | |
| 10 | Glycopeptides | 4 | + | |
| 11 | Opioid Peptides | 2 | + | |
| 12 | Lipopeptides | 1 | + | |
| 13 | Antimicrobial Cationic Peptides | 1 | + |