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Table 1 Performance of the yeast strains, BYZ1 and YJS329, under different fermentation conditions

From: Genome sequencing and genetic breeding of a bioethanol Saccharomyces cerevisiae strain YJS329

Fermentation conditions

Strain

Ethanol produced (g/L)

Glycerol produced (g/L)

Acetic acid produced (g/L)

Residual glucose (g/L)

Dry weight (g/L)

Normal

BYZ1

71.89 ± 0.67

3.95 ± 0.08

1.06 ± 0.02

0.13 ± 0.00

9.4 ± 0.14

YJS329

71.15 ± 0.72

4.36 ± 0.07a

0.44 ± 0.01A

0.03 ± 0.00

9.1 ± 1.02

High temperature

BYZ1

60.18 ± 0.53

3.68 ± 0.09

1.21 ± 0.02

25.07 ± 0.34

3.9 ± 0.11

YJS329

70.16 ± 0.55B

4.90 ± 0.07B

0.78 ± 0.01B

1.11 ± 0.04B

3.5 ± 0.09b

High gravity

BYZ1

111.58 ± 1.19

5.93 ± 0.04

1.50 ± 0.04

21.45 ± 0.25

9.2 ± 0.13

 

YJS329

125.10 ±1.13C

9.04 ± 0.14C

0.61 ± 0.02C

1.24 ± 0.01C

8.8 ± 0.08c

  1. a-cindicate a significant difference between YJS329 and BYZ1 under normal (letter a), high temperature (letter b), and high gravity (letter c) conditions at the 0.05 level using t test.
  2. A-Cindicate a significant difference between YJS329 and BYZ1 under normal (letter A), high temperature (letter B), and high gravity (letter C) conditions at the 0.01 level using t test.