<prompt> Glutathione is composed ofCysteine GlycineGlutamic acid, cysteine glycineGlutamic acid, glycine cystineLysine methionine  <response>: Miester Cycle.Glutathione is composed of three aminoacids,which includes gamma-glutamate, cysteine and glycine.This is catalyzed by gamma glutamyl transferase.Ref: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 198 