Phosphoenolpyruvic acid monopotassium salt is involved in glycolysis and gluconeogeneis. In glycolysis PEP is metabolized by Pyruvate Kinase to yield pyruvate. In plants PEP is involved in the formation of aromatic amino acids as well as in the carbon fixation pathway.

Angiotensin II antipeptide, a peptide, is an inverse agonist of AR1 receptor. Angiotensin II antipeptide is encoded by mRNA, complementary to that encoding Angiotensin II itself.

Acid orange 7?is a dye used to dye wool.