| Chain | GOid | namespace | contents |
| A | 0000160 | biological_process | phosphorelay signal transduction system |
| A | 0000166 | molecular_function | nucleotide binding |
| A | 0000976 | molecular_function | transcription cis-regulatory region binding |
| A | 0001217 | molecular_function | DNA-binding transcription repressor activity |
| A | 0003677 | molecular_function | DNA binding |
| A | 0003700 | molecular_function | DNA-binding transcription factor activity |
| A | 0005515 | molecular_function | protein binding |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005829 | cellular_component | cytosol |
| A | 0006355 | biological_process | regulation of DNA-templated transcription |
| A | 0032993 | cellular_component | protein-DNA complex |
| A | 0042128 | biological_process | nitrate assimilation |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0045892 | biological_process | negative regulation of DNA-templated transcription |
| B | 0000160 | biological_process | phosphorelay signal transduction system |
| B | 0000166 | molecular_function | nucleotide binding |
| B | 0000976 | molecular_function | transcription cis-regulatory region binding |
| B | 0001217 | molecular_function | DNA-binding transcription repressor activity |
| B | 0003677 | molecular_function | DNA binding |
| B | 0003700 | molecular_function | DNA-binding transcription factor activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005829 | cellular_component | cytosol |
| B | 0006355 | biological_process | regulation of DNA-templated transcription |
| B | 0032993 | cellular_component | protein-DNA complex |
| B | 0042128 | biological_process | nitrate assimilation |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0045892 | biological_process | negative regulation of DNA-templated transcription |