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.
Purine catabolism. The enzymes and catabolites of the terminal portion of the purine catabolic pathway are shown on the left. The end products of this pathway for different groups of vertebrates are shown on the right (Urich 1994; Hayashi et al. 2000).
