Eledoisin Related Peptide(2TFA)?is a tachykinin receptor ligand.Substance P and eledoisin-related peptide had excitatory effects on respiratory neurones and reflex interneurones, but compared with glutamate-induced effects the excitation was slower in onset and more prolonged in after-discharge.?

C3a (70-77) TFA (Complement 3a (70-77) TFA) is a COOH-terminal fragment of the C3a anaphylatoxin peptide.

Momordin II, an oleanane-type triterpene glycoside, is a ribosome inactivating protein. Momordin II inhibits cell-free protein synthesis, releases adenine from rat liver ribosomes and from DNA, and has no RNase activity.