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Table 1 Carbon and electron distributions of L17 under different operating conditions

From: Anodic electro-fermentation of 3-hydroxypropionic acid from glycerol by recombinant Klebsiella pneumoniae L17 in a bioelectrochemical system

Strains

Condition

Transferred electron to electrode (mmol)

3-HP (mM)

1,3-PDO (mM)

Carbon balance

Glycerol to 3-HPAa

3-HPA to 3-HPb

L17W

BES

25.2

14.1 ± 2.1

27.4 ± 4.7

0.81

0.37

0.34

Non-BES

–

12.1 ± 1.1

26.9 ± 1.7

0.83

0.35

0.31

L17K

BES

134.3

21.5 ± 2.2

9.5 ± 3.6

0.79

0.27

0.69

Non-BES

–

12.9 ± 3.2

15.4 ± 4.6

0.89

0.25

0.46

  1. a(3-HP + 1,3-PDO)/glycerol consumption
  2. b3-HP/(3-HP + 1,3-PDO)
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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