>4BK8_1|Chain A|DESULFOFERRODOXIN, FERROUS IRON-BINDING REGION|IGNICOCCUS HOSPITALIS (160233) MKSFGELIYTPDRAEGEAISKAETHTPKIEAPEKVKADQPFQVRVSVGPHPNEAAHSIRWIELYFYEEGRPFNPVMLGRVAFEPGYAEPDVTFTLKLKKSGVLYAISYCNLHGLWEARKEIKVE