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Table 1 Comparison of the acetoin production using different biocatalysts and fermentative strains

From: Efficient bioconversion of 2,3-butanediol into acetoin using Gluconobacter oxydans DSM 2003

  Substrate Concentration (g/L) Productivity (g/L · h) Yield (mol/mol) Reference
Biocatalyst      
Escherichia coli expressing glycerol dehydrogenase Mixture of meso-2,3-butanediol and (2S,3S)-2,3-butanediol 8.4 0.35 0.86 [20]
Escherichia coli strain coexpressed (2R,3R)-2,3-butanediol dehydrogenase and NADH oxidase Meso-2,3-butanediol 36.7 3.06 0.85 [21]
Escherichia coli expressed diacetyl reductase Diacetyl and glucose 13.5 2.25 0.91 [40]
Purified NADPH-dependent carbonyl reductase and glucose dehydrogenase Diacetyl and glucose 12.2 9.76 0.85 [41]
Fermentative strain      
Serratia marcescens H32 expressed NADH oxidase Sucrose 75.2 1.88 0.78 [16]
Klebsiella pneumoniae expressed NADH oxidase Glucose 25.9 0.32 0.16 [18]
Geobacillus strain XT15 Glucose 7.7 0.16 0.24 [17]
Bacillus licheniformis MEL09 Glucose 41.3 1.15 0.84 [42]
Bacillus subtilis JNA310 Glucose 42.2 0.32 0.57 [43]
Bacillus subtilis moderately expressed the transcriptional regulator AlsR Glucose 41.5 0.43 0.71 [44]
Bacillus subtilis JNA-UD-6 Glucose 53.9 0.37 0.74 [45]
Klebsiella oxytoca M1 Glucose 27.4 0.57 0.78 [46]
Bacillus subtilis CICC10025 Glucose 35.4 0.63 0.83 [47]
Gluconobacter oxydans DSM 2003 Mixture of meso-2,3-butanediol, (2R,3R)-2,3-butanediol, and (2S,3S)-2,3-butanediol 89.2 1.24 0.91 This study
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