Status Description Organism Genes References
TPP-dependent acetoin dehydrogenase complex E1 component beta subunit AcoB1 Acetobacterium woodii GI4Q-171
TPP-dependent acetoin dehydrogenase E1 alpha-subunit AcoA1 Acetobacterium woodii GI4Q-172
acetoin dehydrogenase Bifidobacterium asteroides GL95-1235
diacetyl reductase [(S)-acetoin forming] Paraglaciecola arctica G118J-253
diacetyl reductase [(S)-acetoin forming] Clostridium arbusti G161P-1755
diacetyl reductase [(S)-acetoin forming] Lactobacillus gastricus G171J-1330
diacetyl reductase [(S)-acetoin forming] Lactobacillus ingluviei G163B-1381
diacetyl reductase [(S)-acetoin forming] Lactobacillus pobuzihii G173M-416
diacetyl reductase [(S)-acetoin forming] Marinococcus halotolerans G16CZ-3001
diacetyl reductase [(S)-acetoin forming] Glaciecola pallidula G118R-3900