Table 1.
One-pot DCAs production with designed E. coli consortia.
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Entry | Substrates | Conc. of DCAsa (mM) | Product distribution [%]b | ||||
2a-d | 3a-d | 4a-d | 5a-d | 7a-d | |||
1c | n = 1, 2a | 48 | 0 | 7 | 0 | 0 | 93 |
2c | n = 2, 2b | 46 | 0 | 9 | 0 | 0 | 91 |
3c | n = 3, 2c | 49 | 0 | 0 | 0 | 0 | >99 |
4c | n = 4, 2d | 42 | 0 | 0 | 0 | 7 | 93 |
5d | n = 1, 1a | 12 | 0 | 0 | 0 | 0 | >99 |
6d | n = 2, 1b | 21 | 0 | 0 | 0 | 0 | >99 |
7d | n = 3, 1c | 20 | 0 | 0 | 0 | 0 | >99 |
8d | n = 4, 1d | 6.1 | 17 | 13 | 0 | 17 | 53 |
aDetermined by gas chromatography.
bRelative amounts based on the concentrations of dicarboxylic acids 7a-d and analyzed by gas chromatography. Data are presented as mean value of two biological replicates. Source data are provided as a Source Data file.
cReactions were conducted with indicated substrates (50 mM) in 4 mL cell suspensions at 16 g CDW L−1. EC2_3 containing E. coli (M2E) and E. coli (M3B_M3E) at a ratio of 2:1 was in 200 mM KP buffer (pH 8.0) at 25 °C and 200 rpm for 24 h.
dReactions were conducted with indicated substrates (50 mM) in 4 mL cell suspension at 12 g CDW L−1. EC1_2_3 containing E. coli (M1E), E. coli (M2E), and E. coli (M3B_M3E) at ratio 2:1:2 was in 200 mM KP buffer (pH 8.0) with 0.05 g mL−1 glucose at 25 °C and 200 rpm for 24 h.