>3H8Q_1|Chains A, B|Thioredoxin reductase 3|Homo sapiens (9606) MAREELRRHLVGLIERSRVVIFSKSYCPHSTRVKELFSSLGVECNVLELDQVDDGARVQEVLSEITNQKTVPNIFVNKVHVGGCDQTFQAYQSGLLQKLLQEDLAYDAENLYFQ