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.
Cofactor biosynthesis. After penetration to the cells by facilitated transport mechanism, riboflavin is transformed into its biologically active forms by 2 cytosolic enzymes, riboflavin kinase and FAD synthase. ATP—adenosine triphosphate, ADP—adenosine diphosphate, PPi—pyrophosphate. See text for detailed description.
