>sp|Q17QQ2|TPMT_BOVIN Thiopurine S-methyltransferase OS=Bos taurus GN=TPMT MGDSRALLDSEEYPNTEAQKDRVLTLEEWQEKWVNHKTGFHQEQGHQLLKKYLDTFLKGE KALRVFFPLCGKAVEMKWFADRGHSVVGVEISELGIRDFFTEQNLSYSEEPIMEIPGAKI FKSSSGNISLYCCNLFDLPRANIGKFDRIWDRGALVAVNPSDRKRYSDVMLSLTRPGFRY LLSVFSYDPTKHAGPPFYVTDGEVKKLFGSVCNIQCLEKVDVFEERHKSWGIDQIIERLY LFTEK