Hereditary hemochromatosis (HH) is a very common disorder characterized by
iron overload and multi-organ damage. Several genes involved in iron metabo
lism have been implicated in the pathology of HH (refs. 1-4). We report tha
t a mutation in the gene encoding Solute Carrier family 11, member A3 (SLC1
1A3). also known as ferroportin. is associated with autosomal dominant hemo
chromatosis.