Amino-PEG7-acid is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs.

Alytesin, a bombesin-like peptide, is found in extracts of the skin of Alytes obstetricans. Alytesin reduces gastric acid secretion and induces hypertension. Alytesin also induces short-term anorexigenic effects in neonatal chicks

Pyrimidines are heterocyclic six-membered nitrogen-containing carbon ring structures with uracil cytosine and thymine being the basal structures of ribose-containing nucleosides (uridine cytidine and thymidine respectively) or deoxyribose-containing deoxynucleosides and their corresponding ribonucleotides or deoxyribonucleotides.