>tr|A0A9X7XYZ5|A0A9X7XYZ5_9CREN Zinc-containing ferredoxin OS=Sulfolobus sp. S-194 GN=EWF20_01700 MGIDPNYRTNRQVVGEHSGHKVYGPVEPPKVLGIHGTIVGVDFDLCIADGSCINACPVNV FQWYDTPGHPASEKKADPVNEQACIFCMACVNVCPVAAIDVKPP