Figure 2.

Structure of TfR: Transferrin is made up of α-helices and β-sheets. There are N- and C-lobes, with them both being divided further into N1, N2 and C1, C2 respectively.⁷ Reprinted with permission from ref (7). Copyright 2013 Sujata Sharma et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.