Table 2.
Number of metabolites and enzymes (proteomic and transcriptomic level) in KEGG pathways.
| Pathways | Metabolites | Proteins | Transcripts | |
|---|---|---|---|---|
| Carbohydrate metabolism | ||||
| Glycolysis/gluconeogenesis (ath00010) | Pyruvate, D-glucose, L-lactate | 3 | 20 | 30 |
| Glyoxylate and dicarboxylate metabolism (ath00630) | Pyruvate, L-glutamate, succinate, L-serine, malate, citrate, glycolate, oxalate, glycerate, aconitate | 10 | 16 | 27 |
| Citrate cycle (TCA cycle) (ath00020) | Pyruvate, succinate, fumarate, malate, citrate, aconitate | 6 | 9 | 16 |
| Amino sugar and nucleotide sugar metabolism (ath00520) | D-Glucose, L-arabinose, D-galacturonate | 3 | 12 | 38 |
| Starch and sucrose metabolism (ath00500) | D-Glucose, sucrose, D-glucose 6-phosphate, D-fructose, cellobiose, maltose | 6 | 18 | 26 |
| Pentose phosphate pathway (ath00030) | Pyruvate, D-glucose, gluconolactone, glycerate | 4 | 7 | 17 |
| Galactose metabolism (ath00052) | D-Glucose, sucrose, D-fructose, glycerol, D-galactose, myo-inositol, D-sorbitol, D-galactonate, melibiose | 9 | 9 | 15 |
| Amino acid metabolism | ||||
| Alanine, aspartate, and glutamate metabolism (ath00250) | Pyruvate, L-glutamate, L-alanine, succinate, L-aspartate, fumarate, L-asparagine, citrate, 4-aminobutanoate (GABA) | 9 | 9 | 27 |
| Cysteine and methionine metabolism (ath00270) | Pyruvate, L-alanine, L-aspartate, L-serine | 4 | 10 | 37 |
| Glycine, serine, and threonine metabolism (ath00260) | Pyruvate, L-aspartate, L-serine, L-threonine, glycerate | 5 | 11 | 31 |
| Phenylalanine metabolism (ath00360) | Pyruvate, succinate, L-phenylalanine, fumarate, salicylate | 5 | 4 | 14 |
| Lipid metabolism | ||||
| Biosynthesis of unsaturated fatty acids (ath01040) | Palmitic acid, oleic acid, stearic acid, linoleic acid | 4 | 3 | 13 |
| Energy metabolism | ||||
| Carbon fixation in photosynthetic organisms (ath00710) | Pyruvate, L-alanine, L-aspartate, malate | 4 | 20 | 23 |
| Biosynthesis of other secondary metabolites | ||||
| Phenylpropanoid biosynthesis (ath00940) | L-Phenylalanine, gallate | 2 | 7 | 17 |
Pathways according to the KEGG pathway maps based on Arabidopsis thaliana. The Arabidopsis pathway identifiers are in brackets. The table shows the most representative pathways. The complete list of pathways is in the Supplementary Material Table S9.