| Chain | GOid | namespace | contents |
| A | 0005506 | molecular_function | iron ion binding |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0019608 | biological_process | nicotine catabolic process |
| A | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| A | 0046872 | molecular_function | metal ion binding |
| B | 0016491 | molecular_function | oxidoreductase activity |
| B | 0019608 | biological_process | nicotine catabolic process |
| B | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| B | 0050660 | molecular_function | flavin adenine dinucleotide binding |
| B | 0071949 | molecular_function | FAD binding |
| C | 0016491 | molecular_function | oxidoreductase activity |
| C | 0019608 | biological_process | nicotine catabolic process |
| C | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0051536 | molecular_function | iron-sulfur cluster binding |
| C | 0051537 | molecular_function | 2 iron, 2 sulfur cluster binding |
| D | 0005506 | molecular_function | iron ion binding |
| D | 0016491 | molecular_function | oxidoreductase activity |
| D | 0019608 | biological_process | nicotine catabolic process |
| D | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| D | 0046872 | molecular_function | metal ion binding |
| E | 0016491 | molecular_function | oxidoreductase activity |
| E | 0019608 | biological_process | nicotine catabolic process |
| E | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| E | 0050660 | molecular_function | flavin adenine dinucleotide binding |
| E | 0071949 | molecular_function | FAD binding |
| F | 0016491 | molecular_function | oxidoreductase activity |
| F | 0019608 | biological_process | nicotine catabolic process |
| F | 0034909 | molecular_function | 6-hydroxypseudooxynicotine dehydrogenase activity |
| F | 0046872 | molecular_function | metal ion binding |
| F | 0051536 | molecular_function | iron-sulfur cluster binding |
| F | 0051537 | molecular_function | 2 iron, 2 sulfur cluster binding |