>sp|Q18J88|KITH_HALWD Thymidine kinase OS=Haloquadratum walsbyi GN=tdk MRAITNSGWIEVVTGSMFSGKTEELLRRLRRAEIAGQSIAVFKPAVDDRYGETTVGSHVG RQWEAAVVPNEGEDIWNIKHELSKKKQNHRTTTQCRSGDGTNNPGGVIPSNDDSVDVVAI DEANFFSTELVSVCESLANDGYRVVVSGTDQTYRGEPFEPLPQLMAVAEYVDKLQAICTQ CGEPATRNQRLVDDSPAHIDDPTIVVGADETYEARCRNCHILRHE