Supporting information for Akashi and Gojobori (2002) Proc. Natl. Acad. Sci. USA 99 (6), 36953700. (10.1073/pnas.062526999)
Table 5. Metabolic costs of precursor metabolites in E. coli
Precursor | Abbrev. | Energetic cost | |||||
Glucose | Acetate | Malate | |||||
~P | H | ~P | H | ~P | H | ||
Ribose 5-phosphate | penP | 7 | 10 | 19 | 10 | 11 | 10 |
5-Phosphoribosyl pyrophosphate | PRPP | 9 | 10 | 21 | 10 | 13 | 10 |
Erythrose 4-phosphate | eryP | 5 | 8 | 11 | 8 | 7 | 8 |
3-Phosphoglycerate | 3pg | 4 | 6 | 4 | 6 | 3 | 6 |
Phosphoenolpyruvate | pep | 2 | 4 | 3 | 5 | 2 | 5 |
Pyruvate | pyr | 2 | 4 | 3 | 5 | 2 | 5 |
Acetyl-CoA | acCoA | 0 | 4 | 2 | 5 | 1 | 4 |
a-ketoglutarate | akg | 0 | 2 | 1 | 4 | 1 | 2 |
Oxaloacetate | oaa | 1 | 4 | 5 | 7 | 2 | 5 |
~P and H refer to numbers of high-energy phosphate bonds carried in ATP and GTP molecules and numbers of available hydrogen atoms carried in NADH, NADPH, and FADH2 molecules, respectively.