TransferrinPDB ID: 1H76
Iron ions are transported in the blood by transferrin. Then, transferrin is [BW6]recognized by receptors on the surface of cells and transported inside. This structure includes transferrin with two iron ions.
The Crystal and Molecular Structures of Diferric Porcine and Rabbit Serum Transferrins at Resolutions of 2.15 And 2.60A, Respectively
Hall, D.R., Hadden, J.M., Leonard, G.A., Bailey, S., Neu, M., Winn, M., Lindley, P.F.
Journal: (2002) Acta Crystallogr.,Sect.D 58: 70