1.1.1.4 (2R,3R)-2,3-butanediol + NAD+ - Saccharomyces cerevisiae (3R)-acetoin + NADH - r 165097 1.1.1.4 (2R,3R)-2,3-butanediol + NADP+ no detectable activity with (2S,3S)-2,3-butanediol Clostridium autoethanogenum (R)-acetoin + NADPH + H+ - r 436630 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ - Paenibacillus polymyxa (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ preferred substrate Mycobacterium sp. (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ Paenibacillus polymyxa ATCC 12321 has the ability to form almost exclusively the R isomer of 2,3-BDL (over 98%) when grown under anaerobic conditions Paenibacillus polymyxa (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ preferred substrate, very low activity with the (S)-enantiomer Mycobacterium sp. (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ sole product in the reduction reaction, preferred substrate in the oxidation reaction Paenibacillus polymyxa (3R,3S)-acetoin + NADH + H+ preferred substrate in the reduction reaction r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ - Paenibacillus polymyxa ZJ-9 (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ Paenibacillus polymyxa ATCC 12321 has the ability to form almost exclusively the R isomer of 2,3-BDL (over 98%) when grown under anaerobic conditions Paenibacillus polymyxa ATCC 12321 (3R,3S)-acetoin + NADH + H+ - r 421731 1.1.1.4 (2R,3R)-butane-2,3-diol + NAD+ sole product in the reduction reaction, preferred substrate in the oxidation reaction Paenibacillus polymyxa ATCC 12321 (3R,3S)-acetoin + NADH + H+ preferred substrate in the reduction reaction r 421731