| Module |
| M00115 | NAD biosynthesis, aspartate => quinolinate => NAD |
| M00142 | NADH:ubiquinone oxidoreductase, mitochondria |
| M00143 | NADH dehydrogenase (ubiquinone) Fe-S protein/flavoprotein complex, mitochondria |
| M00144 | NADH:quinone oxidoreductase, prokaryotes |
| M00145 | NAD(P)H:quinone oxidoreductase, chloroplasts and cyanobacteria |
| M00146 | NADH dehydrogenase (ubiquinone) 1 alpha subcomplex |
| M00147 | NADH dehydrogenase (ubiquinone) 1 beta subcomplex |
| M00896 | Thiamine biosynthesis, archaea, AIR (+ NAD+) => TMP/TPP |
| M00897 | Thiamine biosynthesis, plants, AIR (+ NAD+) => TMP/thiamine/TPP |
| M00898 | Thiamine biosynthesis, pyridoxal-5P => TMP/thiamine/TPP |
| M00912 | NAD biosynthesis, tryptophan => quinolinate => NAD |
|