>tr|A0A1X3J3M7|A0A1X3J3M7_ECOLX Thymidylate kinase OS=Escherichia coli TA447 GN=tmk MRSKYIVIEGLEGAGKTTARNVVVETLEQLGIRDMVFTREPGGTQLAEKLRSLVLDIKSV GDEVITDKAEVLMFYAARVQLVETVIKPALANGTWVIGDRHDLSTQAYQGGGRGIDQHML ATLRDAVLGDFRPDLTLYLDVTPEVGLKRARARGELDRIEQESFDFFNRTRARYLELAAQ DKSIHTIDATQPLEAVMDAIRTTVTHWVKELDA