NCIt definition : 7-dehydrocholesterol reductase (475 aa, 54 kDa) is encoded by the human DHCR7 gene.
This protein is involved in reducing the C7-C8 double bonds in cholesta-5,7-dien-3beta-ol
(7-dehydrocholesterol/7-DHC) and cholesta-5,7,24-trien-3beta-ol during cholesterol
biosynthesis.;