Table 6.
KEGG pathway enrichment analysis of the DEGs between nitrogen-free and full levels of nitrogen treatment (P < 0.05)
| Pathway_ID | Pathway | Annotation | Gene ratio | Background ratio | P-value |
|---|---|---|---|---|---|
| ko00904 | Diterpenoid biosynthesis | Metabolism of terpenoids and polyketides | 2/781 | 11/5,901 | 0.0003738 |
| ko00270 | Cysteine and methionine metabolism | Amino acid metabolism | 3/781 | 55/5,901 | 0.0003938 |
| ko00410 | Beta-alanine metabolism | Metabolism of other amino acids | 2/781 | 22/5,901 | 0.0015428 |
| ko04066 | HIF-1 signaling pathway | Signal transduction | 2/781 | 29/5,901 | 0.0026817 |
| ko00330 | Arginine and proline metabolism | Amino acid metabolism | 2/781 | 32/5,901 | 0.003261 |
| ko00480 | Glutathione metabolism | Metabolism of other amino acids | 2/781 | 42/5,901 | 0.005571 |
| ko01230 | Biosynthesis of amino acids | Overview | 3/781 | 150/5,901 | 0.007069 |
| ko00401 | Novobiocin biosynthesis | Biosynthesis of other secondary metabolites | 1/781 | 4/5,901 | 0.010804 |
| ko00010 |
Glycolysis/ Gluconeogenesis |
Carbohydrate metabolism | 2/781 | 72/5,901 | 0.015775 |
| ko00905 | Brassinosteroid biosynthesis | Metabolism of terpenoids and polyketides | 1/781 | 9/5,901 | 0.024156 |
| ko03010 | Ribosome | Translation | 3/781 | 267/5,901 | 0.033123 |
| ko00950 | Isoquinoline alkaloid biosynthesis | Biosynthesis of other secondary metabolites | 1/781 | 13/5,901 | 0.034715 |
| ko00960 | Tropane, piperidine, and pyridine alkaloid biosynthesis | Biosynthesis of other secondary metabolites | 1/781 | 14/5,901 | 0.037338 |