Main Reaction: Tryptophan >> indole-3-pyruvate

Reference: PubMed ID: 22924530
Authors: Hilbert M, Voll LM, Ding Y, Hofmann J, Sharma M, Zuccaro A
Title: Indole derivative production by the root endophyte Piriformospora indica is not required for growth promotion but for biotrophic colonization of barley roots.
Published: 2012 Oct

Tryptophan --> indole-3-pyruvate