9E6B62E4A33715CAA989F25DE7987F1526D53FE08A12C3873B3134B2D4F930B9C06193DF5F1DE8981B3962A24CD74870

Iron (heme proximal ligand)

Source:http://purl.uniprot.org/SHA-384/9E6B62E4A33715CAA989F25DE7987F1526D53FE08A12C3873B3134B2D4F930B9C06193DF5F1DE8981B3962A24CD74870