What enzyme is responsible for reducing ferric iron to the ferrous state at the enterocyte brush border?

Question

Quizplus · Accepted Answer

DcytB is the enzyme responsible for reducing ferric iron to the ferrous state at the enterocyte brush border. Apoferritin is a protein that stores iron, ferritin is also a protein that stores iron, and transferrin is a protein that transports iron. None of these are directly involved in the reduction of ferric iron.

What Enzyme Is Responsible for Reducing Ferric Iron to the Ferrous