sply:Q5A_012545 K21405 sigma-54 dependent transcriptional regulator, acetoin dehydrogenase operon transcriptional activator AcoR | (GenBank) acoR; Acetoin catabolism regulatory protein sply:Q5A_012540 K00138 aldehyde dehydrogenase [EC:1.2.1.-] | (GenBank) ald1; Long-chain-aldehyde dehydrogenase sply:Q5A_012535 K13953 alcohol dehydrogenase, propanol-preferring [EC:1.1.1.1] | (GenBank) adhT_1; Alcohol dehydrogenase