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Table 2 Main metabolites in fermentations run by the parent FX10 strain and recombinant derivatives

From: Identification of target genes to control acetate yield during aerobic fermentation with Saccharomyces cerevisiae

 

1Biomass (DO600 nm)

2Residual sugars (g/L)

2Ethanol (% vol/vol)

2Acetic acid (g/L)

2Glycerol (g/L)

Anaerobic

Aerobic

Anaerobic

Aerobic

Anaerobic

Aerobic

Anaerobic

Aerobic

Anaerobic

Aerobic

FX10

13.93 ± 1.93b

20.93 ± 1.53bc

0.10 ± 0.17a

0.03 ± 0.06a

8.70 ± 0.24c

5.63 ± 0.35b

0.14 ± 0.03bc

3.34 ± 0.48cd

10.28 ± 0.24a

5.80 ± 0.20a

FHXK2

14.53 ± 1.52b

22.70 ± 2.35bc

0.10 ± 0.17a

0.03 ± 0.06a

8.71 ± 0.34c

5.59 ± 1.01b

0.16 ± 0.08c

3.57 ± 0.38d

11.00 ± 0.17 ab

5.98 ± 0.03a

FPYK1

10.63 ± 1.67ab

24.63 ± 1.38c

0.17 ± 0.21a

0.06 ± 0.06a

8.51 ± 0.09c

5.79 ± 0.21b

0.11 ± 0.03abc

4.57 ± 0.89d

10.52 ± 0.03ab

6.10 ± 0.20a

FREG1

12.30 ± 0.70ab

24.72 ± 2.02c

22.50 ± 5.11b

38.00 ± 2.17b

6.70 ± 0.40a

4.03 ± 0.34a

0.15 ± 0.04c

0.15 ± 0.02a

10.73 ± 1.47ab

17.57 ± 0.32b

FPDC1

11.71 ± 2.78ab

18.75 ± 2.19b

ND

ND

8.19 ± 0.26bc

5.64 ± 0.37b

0.06 ± 0.04ab

0.73 ± 0.47ab

9.85 ± 0.06a

5.55 ± 0.44a

FPDE2

7.53 ± 2.05a

13.13 ± 1.95a

0.07 ± 0.12a

ND

7.59 ± 0.25b

6.49 ± 0.71b

0.04 ± 0.03a

1.91 ± 0.76bc

12.43 ± 0.91b

6.43 ± 0.67a

  1. Values are shown as mean ± SD of three biological replicates. The glucose and fructose contents of the natural must in the fermentations were ranged in 190.4–195.8 g/L. Different letters indicate statistically significant differences (HSD Tukey) for values in the same column
  2. ND not detectable
  3. 1Analyses were performed after 4 days of fermentation
  4. 2Analyses were performed after 7 days of fermentation