>sp|Q5JGT7|KITH_THEKO Thymidine kinase OS=Thermococcus kodakarensis GN=tdk MKPMHPGGFLEVITGPMFAGKTTELIKRVERQIFAKRKAALFKPAIDNRYSEREVVAHNG LRYEAFVVPTTEKGVERIKEITLNEGYEVIGIDEVQFFPMSVVEALNELADQGIYVIASG LNLDFKGDPFPVTKELLVRADNIVYLTAVCTVCGKPATRSQRLIDGKPAPRNSPVILVGG RESYEARCREHHLVPDE