gamma-L-glutamyl-L-cysteine + glycine + ATP <=> glutathione + ADP + phosphate + H(+)
gamma-l-glutamyl-l-cysteine + glycine + atp <=> glutathione + adp + phosphate + h(+)
gamma-L-glutamyl-L-cysteine + glycine + ATP <=> glutathione + ADP + phosphate + H(+)
gamma-l-glutamyl-l-cysteine + glycine + atp <=> glutathione + adp + phosphate + h(+)