Skip to main content

Table 3 Fermentation parameters for acetone production from CO-containing gases

From: Metabolic engineering of Moorella thermoacetica for thermophilic bioconversion of gaseous substrates to a volatile chemical

Substrate

C_H2/sa (mol/mol)b

Yield for substrates

Recovery

Specific growth rate (h−1)

Specific production rate of acetone (g-acetone/g-cell/h)

Y_biomass/s (g/mol)

Y_acetate/s (mol/mol)

Y_acetone/s (mol/mol)

Y_CO2/s (mol/mol)

Y_H2/s (mol/mol)

Carbon (%)

Electron (%)

CO

NA c

2.04 ± 0.03

0.16 ± 0.00

0.04 ± 0.00

0.49 ± 0.02

0.01 ± 0.00

101 ± 1

115 ± 2

0.03 ± 0.00

0.04 ± 0.00

CO–H2

0.48 ± 0.02

1.04 ± 0.04

0.13 ± 0.01

0.06 ± 0.00

0.13 ± 0.02

ND d

120 ± 2

110 ± 2

0.03 ± 0.00

0.09 ± 0.00

  1. a s = CO + H2
  2. b The molar ratio of H2 in consumed energy gas (CO and H2)
  3. cNot applied
  4. dNot determined