| No. | DFBP ID | AA sequence | Peptide/Function name | Organism/Source | Precursor protein | PubDate |
| 1 | DFBPBBBP0006 | HGEGTFTSDLSKQMEEEAVRLFIEWLKNGGPSSGAPPPS | Blood-brain barrier peptide, Exendin-4 | The saliva of the Gila monster | N.D | 2003 |
| No other studies with the same sequence were reported. | ||||||