>sp|Q5I3B1|IOD3_BOVIN Thyroxine 5-deiodinase OS=Bos taurus OX=9913 GN=DIO3 PE=2 SV=3 MSRQAAPRWVVGEGRGTLGGAATMLRSLLLHSLRLCSQTASCLVLFPRFLGTAFMLWLLD FLCIRKHLLGRRRRGQPEIEVELNSDGEEVPPDDPPVCVSDDNRLCTLASLRAVWHGQKL DFFKQAHEGGPAPNSEVVLPDGFQNQHILDYARGNRPLVLNFGSCTUPPFMARMSAFQRL VTKYQRDVDFLIIYIEEAHPSDGWVTTDSPYSIPQHRSLEDRVSAARVLQQGAPECALVL DTMTNSSSSAYGAYFERLYIIQSGTIMYQGGRGPDGYQVSEVRTWLERYDEQLHGPQPRR V