>sp|O67137|TOP4B_AQUAE Type 2 topoisomerase subunit B OS=Aquifex aeolicus GN=gyrB MKKRQSQTPQEYTAEAIKAVSGLEHVRLRPAMYIGDIGERGLHHLIWEILDNAVDEAVAG YARNISVTIHRDNSVTVEDDGRGIPVDIHPETGKPAVEMVFTMLGAGGKFEKKVYTYSGG LHGVGASVVNALSEWLIVEVYRDGKIYRMAFKRGEVVEPLHVVGETKKRGTKVSFKPDPE IFETTEIKFDIVEKRVRELAYLNPEVKFELTDERLGKHLIYKFDRGIEELVKYLNEGKEP LFKDIIRIQGEKEGVIVDIAFQYVKDYKERIESFVNNIKTVEGGTHVTGFRSGLSKAVIR MAQGLKLAKELKKSFTGEDVREGLTAVVACKVPNPQFEGQTKTKLGNQNVKQIVESITYD FLTSYFEKKRDVLKAIVEKAIEAALAREAAKKAKELVRRKSPLEEGVLPGKLADCSETDP SKCEIFLVEGDSAGGSAKQARDRRYQAILPLRGKIINVEKARIDKVLSNDEIKAIVSALG CGIGEDLDLKKLRYHKIILMTDADVDGSHIRTLLLTFFYRFMPKLVEEGYVYIAEPPLYR VKKGKKEIYIKDDKEFEHFLLNEIREKGRLVDAREKEFKGEELVRLLIDLKDYEDAYRAL VKSKGENLVNFLLTHRVREEDLRNPARVKEITHLMEEELGDYRVDTKYNELEGAYDIIFY DDKLGTKTIIDVNFLSSLSYREVLEGIHLHLPVQVFFENKKVEINSLGEIYDKFMDFARS GMEVQRYKGLGEMNPEQLWETTMNPKTRRLKKVKIEDAAEADRIFTILMGEQVEPRREFI EAYAKEVKHLDV