>sp|P0A9B1|FUR_ECO57 Ferric uptake regulation protein OS=Escherichia coli O157:H7 GN=fur MTDNNTALKKAGLKVTLPRLKILEVLQEPDNHHVSAEDLYKRLIDMGEEIGLATVYRVLN QFDDAGIVTRHNFEGGKSVFELTQQHHHDHLICLDCGKVIEFSDDSIEARQREIAAKHGI RLTNHSLYLYGHCAEGDCREDEHAHEGK