Phytochelatins

**Definition:** Poly-glutathione peptides composed of (Glu-Cys)n-Gly where n is two to seven. They are biosynthesized by glutathione gamma-glutamylcysteinyltransferase and are found in many PLANTS; YEASTS; and algae. They sequester HEAVY METALS.

**Tree numbers:** - D12.644.456.448.625

**Synonyms:** - Phytochelatin