>tr|O66939|O66939_AQUAE D-lactate dehydrogenase OS=Aquifex aeolicus GN=ldhA MNVLFTSVPQEDVPFYQEALKDLSLKIYTTDVSKVPENELKKAELISVFVYDKLTEELLS KMPRLKLIHTRSVGFDHIDLDYCKKKGILVTHIPAYSPESVAEHTFAMILTLVKRLKRIE DRVKKLNFSQDSEILARELNRLTLGVIGTGRIGSRVAMYGLAFGMKVLCYDVVKREDLKE KGCVYTSLDELLKESDVISLHVPYTKETHHMINEERISLMKDGVYLINTARGKVVDTDAL YRAYQRGKFSGLGLDVFEDEEILILKKYTEGKATDKNLKILELACKDNVIITPHIAYYTD KSLERIREETVKVVKAFVKGDLEQIKGNFVVGPS