>sp|A8F7B3|KITH_PSELT Thymidine kinase OS=Pseudothermotoga lettingae GN=tdk MAGKLTLIVGPMYSGKTTELLSYVEIYRLGRKKTIVFKPSLDNRYGVDCVKTHAGVEVEA IAVEKSADAMKYIKQPVDAVFVDEVQFFDKDLVKIVRQLLDQDVDIFCAGLDMTFKQNPF ETTMLLMSLANEIIKKKAVCHICGEYNATLTYKFVQDDSEIDIGGKEKYIAVCRDCYNKV ASKND