| Chain | GOid | namespace | contents |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0015204 | molecular_function | urea transmembrane transporter activity |
| A | 0015265 | molecular_function | urea channel activity |
| A | 0016020 | cellular_component | membrane |
| A | 0033219 | molecular_function | urea binding |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0070207 | biological_process | protein homotrimerization |
| A | 0071918 | biological_process | urea transmembrane transport |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0015204 | molecular_function | urea transmembrane transporter activity |
| B | 0015265 | molecular_function | urea channel activity |
| B | 0016020 | cellular_component | membrane |
| B | 0033219 | molecular_function | urea binding |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0070207 | biological_process | protein homotrimerization |
| B | 0071918 | biological_process | urea transmembrane transport |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0015204 | molecular_function | urea transmembrane transporter activity |
| C | 0015265 | molecular_function | urea channel activity |
| C | 0016020 | cellular_component | membrane |
| C | 0033219 | molecular_function | urea binding |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0070207 | biological_process | protein homotrimerization |
| C | 0071918 | biological_process | urea transmembrane transport |