Figure 1.
γ-Glutamyl cycle. GGCT, γ-glutamylcyclotransferase; GGT, γ-glutamyltranspeptidase; GCL, glutamate cysteine ligase; GS, glutathione synthase; OPLAH, 5-oxoprolinase; γ-Glu-Cys-Gly, glutathione; DP, dipeptidase.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.