| モジュール |
| M00528 | Nitrification, ammonia => nitrite |
| M00529 | Denitrification, nitrate => nitrogen |
| M00530 | Dissimilatory nitrate reduction, nitrate => ammonia |
| M00531 | Assimilatory nitrate reduction, nitrate => ammonia |
| M00804 | Complete nitrification, comammox, ammonia => nitrite => nitrate |
| M00951 | Cremeomycin biosynthesis, aspartate/3,4-AHBA => cremeomycin |
| M00973 | Anammox, nitrite + ammonia => nitrogen |
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