5id5 is a 1 chain structure with sequence from Sus scrofa. This structure supersedes the now removed PDB entry 5i4g. Full experimental information is available from OCA. For a guided tour on the structure components use FirstGlance.
Q6YT39_PIG Transferrins are iron binding transport proteins which can bind two Fe(3+) ions in association with the binding of an anion, usually bicarbonate.[ARBA:ARBA00002831]