Tryptophan synthase
CLASS OF ENZYMES
Tryptophan synthetase; EC 4.2.1.20; L-serine hydro-lyase (adding 1-C-(indol-3-yl)glycerol 3-phosphate, L-tryptophan and glyceraldehyde-3-phosphate-forming)
Tryptophan synthase or tryptophan synthetase is an enzyme () that catalyses the final two steps in the biosynthesis of tryptophan. It is commonly found in Eubacteria, Archaebacteria, Protista, Fungi, and Plantae.