>3F8D_1|Chains A, B, C, D|Thioredoxin reductase (TrxB-3)|Sulfolobus solfataricus (2287) MSLLPRTTSVKPGEKFDVIIVGLGPAAYGAALYSARYMLKTLVIGETPGGQLTEAGIVDDYLGLIEIQASDMIKVFNKHIEKYEVPVLLDIVEKIENRGDEFVVKTKRKGEFKADSVILGIGVKRRKLGVPGEQEFAGRGISYCSVADAPLFKNRVVAVIGGGDSALEGAEILSSYSTKVYLIHRRDTFKAQPIYVETVKKKPNVEFVLNSVVKEIKGDKVVKQVVVENLKTGEIKELNVNGVFIEIGFDPPTDFAKSNGIETDTNGYIKVDEWMRTSVPGVFAAGDCTSAWLGFRQVITAVAQGAVAATSAYRYVTEKKGKK