>sp|Q97GB9|DFX_CLOAB Desulfoferrodoxin OS=Clostridium acetobutylicum GN=dfx MNNDLSIYVSKNSGTAVLLLQGNGTDLTCGSEPMAKIVANTTDAAQEKHVPHITKNGNNI DVSVGSVEHPMTPEHFIEWIILVSGDRLEMAKLTPDMKPRAQFHNVTSGTVYAYCNLHSL WKADI