bts:Btus_2470 K21405 sigma-54 dependent transcriptional regulator, acetoin dehydrogenase operon transcriptional activator AcoR | (GenBank) GAF modulated sigma54 specific transcriptional regulator, Fis family bts:Btus_0847 K00138 aldehyde dehydrogenase [EC:1.2.1.-] | (GenBank) Aldehyde dehydrogenase (NAD(+)) bts:Btus_0846 K09959 uncharacterized protein | (GenBank) protein of unknown function DUF779