>sp|Q1RD57|KTHY_ECOUT Thymidylate kinase OS=Escherichia coli GN=tmk MRSKYIVIEGLEGAGKTTARNVVVETLEQLGIRDMVFTREPGGTQLAEKLRSLVLDIKSV GDEVITDKAEVLMFYAARVQLVETVIKPALANGTWVIGDRHDLSTQAYQGGGRGIDQHML ATLRDAVLGGFRPDLTLYLDVTPEVGLKRARARGELDRIEQESFDFFNRTRARYLELAAQ DKSIHTIDATQPLEAVMDAIRTTVTNWVKELDA