Iron transfer from transferrin to ferritin mediated by pyrophosphate.
D011756:Diphosphates / Q000502:physiology*; D005293:Ferritins / Q000378:metabolism*; D006801:Humans; D007501:Iron / Q000378:metabolism*; D014168:Transferrin / Q000378:metabolism*
D011756:Diphosphates; D014168:Transferrin; D005293:Ferritins; D007501:Iron