| Pathway | #Steps | #Present | #Specific |
|---|
| pyrimidine ribonucleosides salvage I | 3 | 3 | 2 |
| L-methionine degradation II | 3 | 2 | 2 |
| fatty acid elongation -- saturated | 5 | 5 | 3 |
| L-threonine degradation I | 6 | 6 | 3 |
| gondoate biosynthesis (anaerobic) | 4 | 4 | 2 |
| malate/L-aspartate shuttle pathway | 2 | 2 | 1 |
| L-threonine degradation V | 2 | 2 | 1 |
| diethylphosphate degradation | 2 | 1 | 1 |
| palmitate biosynthesis II (type II fatty acid synthase) | 31 | 29 | 14 |
| palmitoleate biosynthesis I (from (5Z)-dodec-5-enoate) | 9 | 8 | 4 |
| L-isoleucine biosynthesis I (from threonine) | 7 | 7 | 3 |
| oleate biosynthesis IV (anaerobic) | 14 | 13 | 6 |
| superpathway of fatty acids biosynthesis (E. coli) | 53 | 47 | 22 |
| superpathway of unsaturated fatty acids biosynthesis (E. coli) | 20 | 17 | 8 |
| 8-amino-7-oxononanoate biosynthesis IV | 5 | 4 | 2 |
| cis-vaccenate biosynthesis | 5 | 4 | 2 |
| superpathway of fatty acid biosynthesis II (plant) | 43 | 37 | 16 |
| 8-amino-7-oxononanoate biosynthesis I | 11 | 9 | 4 |
| even iso-branched-chain fatty acid biosynthesis | 34 | 25 | 12 |
| odd iso-branched-chain fatty acid biosynthesis | 34 | 25 | 12 |
| anteiso-branched-chain fatty acid biosynthesis | 34 | 25 | 12 |
| stearate biosynthesis II (bacteria and plants) | 6 | 5 | 2 |
| (5Z)-dodecenoate biosynthesis I | 6 | 5 | 2 |
| (5Z)-dodecenoate biosynthesis II | 6 | 4 | 2 |
| superpathway of fatty acid biosynthesis I (E. coli) | 16 | 14 | 5 |
| streptorubin B biosynthesis | 34 | 20 | 10 |
| biotin biosynthesis I | 15 | 13 | 4 |
| D-fructuronate degradation | 4 | 4 | 1 |
| octanoyl-[acyl-carrier protein] biosynthesis (mitochondria, yeast) | 12 | 9 | 3 |
| penicillin G and penicillin V biosynthesis | 4 | 3 | 1 |
| phenylacetate degradation II (anaerobic) | 4 | 1 | 1 |
| palmitate biosynthesis III | 29 | 21 | 7 |
| tetradecanoate biosynthesis (mitochondria) | 25 | 17 | 6 |
| superpathway of L-isoleucine biosynthesis I | 13 | 12 | 3 |
| hypoglycin biosynthesis | 14 | 3 | 3 |
| superpathway of pyrimidine ribonucleosides salvage | 10 | 9 | 2 |
| superpathway of branched chain amino acid biosynthesis | 17 | 17 | 3 |
| superpathway of L-threonine metabolism | 18 | 15 | 3 |
| TCA cycle VIII (Chlamydia) | 6 | 4 | 1 |
| stearate biosynthesis IV | 6 | 4 | 1 |
| glyoxylate cycle | 6 | 4 | 1 |
| petroselinate biosynthesis | 6 | 2 | 1 |
| superpathway of β-D-glucuronosides degradation | 7 | 6 | 1 |
| incomplete reductive TCA cycle | 7 | 5 | 1 |
| pyruvate fermentation to propanoate I | 7 | 5 | 1 |
| anaerobic energy metabolism (invertebrates, cytosol) | 7 | 4 | 1 |
| β-(1,4)-mannan degradation | 7 | 4 | 1 |
| 2-allylmalonyl-CoA biosynthesis | 8 | 2 | 1 |
| TCA cycle V (2-oxoglutarate synthase) | 9 | 7 | 1 |
| TCA cycle IV (2-oxoglutarate decarboxylase) | 9 | 6 | 1 |
| TCA cycle II (plants and fungi) | 9 | 6 | 1 |
| L-phenylalanine degradation IV (mammalian, via side chain) | 9 | 2 | 1 |
| phenylacetate degradation I (aerobic) | 9 | 1 | 1 |
| superpathway of hexuronide and hexuronate degradation | 10 | 9 | 1 |
| TCA cycle I (prokaryotic) | 10 | 7 | 1 |
| TCA cycle III (animals) | 10 | 7 | 1 |
| nucleoside and nucleotide degradation (archaea) | 10 | 4 | 1 |
| reductive TCA cycle I | 11 | 8 | 1 |
| L-glutamate degradation VIII (to propanoate) | 11 | 5 | 1 |
| C4 photosynthetic carbon assimilation cycle, NAD-ME type | 11 | 5 | 1 |
| superpathway of phenylethylamine degradation | 11 | 1 | 1 |
| gluconeogenesis III | 12 | 10 | 1 |
| superpathway of glyoxylate bypass and TCA | 12 | 7 | 1 |
| reductive TCA cycle II | 12 | 6 | 1 |
| gluconeogenesis I | 13 | 11 | 1 |
| (S)-lactate fermentation to propanoate, acetate and hydrogen | 13 | 10 | 1 |
| formaldehyde assimilation I (serine pathway) | 13 | 7 | 1 |
| superpathway of glyoxylate cycle and fatty acid degradation | 14 | 6 | 1 |
| cyclosporin A biosynthesis | 15 | 2 | 1 |
| mixed acid fermentation | 16 | 12 | 1 |
| superpathway of anaerobic energy metabolism (invertebrates) | 17 | 10 | 1 |
| methylaspartate cycle | 19 | 10 | 1 |
| superpathway of cytosolic glycolysis (plants), pyruvate dehydrogenase and TCA cycle | 22 | 16 | 1 |
| mycolate biosynthesis | 205 | 23 | 9 |
| superpathway of glycolysis, pyruvate dehydrogenase, TCA, and glyoxylate bypass | 26 | 19 | 1 |
| superpathway of mycolate biosynthesis | 239 | 24 | 9 |
| anaerobic aromatic compound degradation (Thauera aromatica) | 27 | 3 | 1 |
| superpathway of microbial D-galacturonate and D-glucuronate degradation | 31 | 14 | 1 |
| Methanobacterium thermoautotrophicum biosynthetic metabolism | 56 | 18 | 1 |