| Citrate cycle (TCA cycle) |
| Pentose and glucuronate interconversions |
| Ascorbate and aldarate metabolism |
| Alanine, aspartate and glutamate metabolism |
| Lysine biosynthesis |
| Histidine metabolism |
| Furfural degradation |
| Taurine and hypotaurine metabolism |
| D-Glutamine and D-glutamate metabolism |
| Glyoxylate and dicarboxylate metabolism |
| Butanoate metabolism |
| C5-Branched dibasic acid metabolism |
| Carbon fixation pathways in prokaryotes |
| Vitamin B6 metabolism |
| Biosynthesis of plant secondary metabolites |
| Biosynthesis of phenylpropanoids |
| Biosynthesis of terpenoids and steroids |
| Biosynthesis of alkaloids derived from shikimate pathway |
| Biosynthesis of alkaloids derived from ornithine, lysine and nicotinic acid |
| Biosynthesis of alkaloids derived from histidine and purine |
| Biosynthesis of alkaloids derived from terpenoid and polyketide |
| Biosynthesis of plant hormones |
| Metabolic pathways |
| Biosynthesis of secondary metabolites |
| Microbial metabolism in diverse environments |
| 2-Oxocarboxylic acid metabolism |
| Biosynthesis of amino acids |
| HIF-1 signaling pathway |
| GABAergic synapse |
| Proximal tubule bicarbonate reclamation |
| Bile secretion |