The molecule is a pentapeptide composed of two L-glutamic acid units, L-glutamine and L-tryptophan joined in sequence by peptide linkages. It has a role as a metabolite. It derives from a L-glutamic acid and a L-tryptophan.
(4S)-4-amino-5-[[(2S)-1-[[(2S)-5-amino-1-[[(1S)-1-carboxy-2-(1H-indol-3-yl)ethyl]amino]-1,5-dioxopentan-2-yl]amino]-4-carboxy-1-oxobutan-2-yl]amino]-5-oxopentanoic acid