Scheme 1.
CBS-catalyzed reactions: (2) condensation of serine with homocysteine to form cystathionine and (3) condensation of serine with hydrogen sulfide to form cysteine.
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.