>sp|A7ZZ55|KTHY_ECOHS Thymidylate kinase OS=Escherichia coli O9:H4 GN=tmk MRSKYIVIEGLEGAGKTTARNVVVETLEQLGIRDMVFTREPGGTQLAEKLRSLVLDIKSV GDEVITDKAEVLMFYAARVQLVETVIKPALANGTWVIGDRHDLSTQAYQGGGRGIDQHML ATLRDAVLGDFRPDLTLYLDVTPEVGLKRARARGELDRIEQESFDFFNRTRARYLELAAQ DKSIHTIDATQPLEAVMDAIRTTVTHWVKELDA