Main Reaction: L-glutamate + L-cysteine >> γ-glutamylcysteine

Reference: PubMed ID: 12955201
Authors: Brennan L, Corless M, Hewage C, Malthouse JP, McClenaghan NH, Flatt PR, Newsholme P
Title: 13C NMR analysis reveals a link between L-glutamine metabolism, D-glucose metabolism and gamma-glutamyl cycle activity in a clonal pancreatic beta-cell line.
Published: 2003 Nov

L-glutamate + L-cysteine --> γ-glutamylcysteine