Main Reaction: cysteine + glutamate >> γ-Glutamylcysteine

Reference: PubMed ID: 23792825
Authors: Gill SS, Anjum NA, Hasanuzzaman M, Gill R, Trivedi DK, Ahmad I, Pereira E, Tuteja N
Title: Glutathione and glutathione reductase: a boon in disguise for plant abiotic stress defense operations.
Published: 2013 Sep

cysteine + glutamate --> γ-Glutamylcysteine