Table 4 Extracellular metabolites formed in concentrations in excess of 0.1 g/l fermentation broth found in controlled fermentations of test organisms
From: Microbial production host selection for converting second-generation feedstocks into bioproducts
Production host/carbon source | Alcohols and lactones | Organic acids | Amino acids/intermediates |
|---|---|---|---|
E. coli/glucose | ethanol | acetic, formic, lactic, orotic, succinic, pyruvic | Glutamic, α-ketoglutaric acid, 2,3-dihydroxy-3-methylbutanoic acid |
E. coli/xylose | ethanol | acetic, formic, lactic, propionic, succinic, pyruvic, orotic | 2, 3-dihydroxy-3-methylbutanoic acid |
E. coli/glycerol | ethanol | acetic, formic, propionic, succinic | glutamic, putrescine, 2, 3-dihydroxy-3-methylbutanoic acid |
C. glutamicum/glucose | ethanol | lactic, succinic, acetic | glutamic |
C. glutamicum/glycerol | ethanol | acetic, formic | - |
S. cerevisiae/glucose | ethanol | acetic, lactic, malic, pyruvic, citric | - |
S. cerevisiae/glycerol | ethanol | acetic, propionic, isobutyric, lactic, isovaleric | - |
P. stipitis/glucose | ethanol | pyruvic, malic, acetic | - |
P. stipitis/xylose | ethanol | citric, acetic, lactic | - |
P. stipitis/glycerol | ethanol | lactic, citric, acetic | - |
T. reesei/ glucose | mannitol | malic | - |
T. reesei/ xylose | - | - | - |
A. niger/ glucose | gluconic acid lactone, ethanol, erythritol, glycerol | gluconic, oxalic, citric, malic, lactic, succinic, acetic, propionic | - |
A. niger/ xylose | arabitol, glycerol, mannitol | malic, citric, oxalic, propionic, succinic, acetic, pyruvic | - |
A. niger/ glycerol | - | oxalic, propionic, succinic, malic, isocitric, pyruvic citric | - |