>sp|O27441|LEU3_METTH 3-isopropylmalate dehydrogenase OS=Methanothermobacter thermautotrophicus GN=leuB MKSMKIAVIPGDGIGVEVMEAALHILNTLDLDLEFIHADAGDACLKRTGTALPEETLEAV GEARATLFGAAGESAADVIVRLRREFDLFANLRPVKSLPGVPCLYPDLDFVIVRENTEDL YVGDEEYTPEGAVAKRIITRTASRRISQFAFQYAQKEGMQKVTAVHKANVLKKTDGIFRD EFYKVASEYPQMEATDYYVDATAMYLITQPQEFQTIVTTNLFGDILSDEAAGLIGGLGLA PSANIGEKNALFEPVHGSAPQIAGKNIANPTAMILTTTLMLKHLNKKQEAQKIEKALQKT LAEGLVTPDLGGKLGTMEMAAEIARHLED