Zamaporvint (RXC004) is a selective, orally active and potent inhibitor of the Wnt pathway that acts on the membrane-bound fatty acyltransferase porcupine to block Wnt ligand palmitoylation, secretion, and pathway activation.

Hexa-L-Tyrosine is a tyrosine derivative.

Endothelin-3, human, mouse, rabbit, rat TFA is a 21-amino acid vasoactive peptide that binds to G-protein-linked transmembrane receptors, ET-RA and ET-RB.