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Table 4 Comparison of fermentation performance of C. acetobutylicum ATCC 824 and recombinant strains

From: The significance of aspartate on NAD(H) biosynthesis and ABE fermentation in Clostridium acetobutylicum ATCC 824

Strains Acetone (g/L) Ethanol (g/L) Butanol (g/L) Acetic acid (g/L) Butyric acid (g/L) Butanol yield (g/g) Glucose consumption (g/L)
ATCC 824 5.78 ± 0.19 0.44 ± 0.07 10.41 ± 0.06 3.83 ± 0.13 1.34 ± 0.05 0.167 ± 0.002 62.34 ± 1.21
824(nadA) 6.21 ± 0.14 1.05 ± 0.14 11.42 ± 0.13 3.23 ± 0.14 1.16 ± 0.21 0.170 ± 0.001 67.18 ± 0.58
824(nadB) 6.11 ± 0.09 0.76 ± 0.11 11.39 ± 0.21 3.36 ± 0.12 1.25 ± 0.15 0.171 ± 0.006 66.61 ± 1.04
824(nadC) 6.15 ± 0.05 0.85 ± 0.05 11.82 ± 0.11 3.05 ± 0.21 1.11 ± 0.12 0.176 ± 0.001 67.16 ± 0.64
824(thiCGE) 6.71 ± 0.16 1.85 ± 0.07 13.02 ± 0.15 1.80 ± 0.26 0.73 ± 0.11 0.186 ± 0.001 69.88 ± 0.55
824(thiCGE–nadC) 6.97 ± 0.75 1.35 ± 0.01 13.96 ± 0.11 2.46 ± 0.08 0.94 ± 0.19 0.188 ± 0.001 74.23 ± 0.52
  1. ±, average of three replicates