<prompt> Most common gene responsible for hereditary hemochromatosis is?HJV geneHAMP geneTfR2 geneHFE gene  <response>: harshmohan textbook of pathology 7th edition. idiopathic haemochromatosis associated with over expression of HFE gene located on chromosome no 6 close to HLA gene locus and normally regulate intestinal absorption of iron. 