retrieval

1) ==> enzymatic reaction ENZYME: gamma-glutamyl transferase (GGT) {PLASMA_MEMBRANE} SUBSTRATE: glutathione {CYTOPLASM.1134} amino acid {EXTRACELLULAR_COMPARTMENT.1665} PRODUCT: intracellular peptide {CYTOPLASM.1134} cysteinylglycine {CYTOPLASM.1134} 2) ==> enzymatic reaction ENZYME: gamma-glutamyl cyclotransferase SUBSTRATE: intracellular peptide {CYTOPLASM.1134} PRODUCT: 5 oxoproline