>7PWE_1|Chains A, B|Ferredoxin-thioredoxin reductase subunit B|Desulfotalea psychrophila (strain LSv54 / DSM 12343) (177439) MTDKKIVLYSLTTCGFCQAIKKMFDDLAVGHLCIQADELTGEEKKQALRDLRKVNPKCSFPTVVIDETVVVGPKIQEIKEKIGIRTEVDELYEVLKKKNEPKGYYLNGDREKTFELIRGLLTNKKRYGYMACPCRLASGDRNNDRDIICPCLYREPDVKEFGSCYCTLYVSADWYTGKIERQEVAERRPPEHYELD