| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Intracellular Signaling Peptides and Proteins | 64 | + | |
| 3 | Peptide Hormones | 37 | + | |
| 4 | Oligopeptides | 24 | + | |
| 5 | Neuropeptides | 21 | + | |
| 6 | Peptide Fragments | 6 | + | |
| 7 | Proteinase Inhibitory Proteins, Secretory | 4 | + | |
| 8 | Serpins | 3 | + | |
| 9 | Peptides, Cyclic | 2 | + | |
| 10 | Protein Sorting Signals | 2 | + | |
| 11 | Opioid Peptides | 2 | + |