>sp|P23673|CTFB_CLOAB Acetoacetyl-CoA:acetate/butyrate CoA-transferase beta subunit OS=Clostridium acetobutylicum GN=ctfB MINDKNLAKEIIAKRVARELKNGQLVNLGVGLPTMVADYIPKNFKITFQSENGIVGMGAS PKINEADKDVVNAGGDYTTVLPDGTFFDSSVSFSLIRGGHVDVTVLGALQVDEKGNIANW IVPGKMLSGMGGAMDLVNGAKKVIIAMRHTNKGQPKILKKCTLPLTAKSQANLIVTELGV IEVINDGLLLTEINKNTTIDEIRSLTAADLLISNELRPMAV