Main Reaction: Chorismate + 5-Phosphoribosyl-1-pyrophosphate + Serine + Glutamine >> Tryptophan + Pyruvate + Glutamate + Glyceraldehyde-3-phosphate

Reference: PubMed ID: 12226865
Authors: Weber J, Hoffmann F, Rinas U
Title: Metabolic adaptation of Escherichia coli during temperature-induced recombinant protein production: 2. Redirection of metabolic fluxes.
Published: 2002 Nov 5

Chorismate + 5-Phosphoribosyl-1-pyrophosphate + Serine + Glutamine --> Tryptophan + Pyruvate + Glutamate + Glyceraldehyde-3-phosphate