Figure 4.

Crystal structure and sequence of human hepcidin. The nine N-terminal amino acids involved in binding to ferroportin are highlighted in yellow (PDB ID 1M4F). Disulfide bonds are highlighted in orange.

Crystal structure and sequence of human hepcidin. The nine N-terminal amino acids involved in binding to ferroportin are highlighted in yellow (PDB ID 1M4F). Disulfide bonds are highlighted in orange.