| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004731 | molecular_function | purine-nucleoside phosphorylase activity |
| A | 0004850 | molecular_function | uridine phosphorylase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005829 | cellular_component | cytosol |
| A | 0006218 | biological_process | uridine catabolic process |
| A | 0009116 | biological_process | nucleoside metabolic process |
| A | 0097014 | cellular_component | ciliary plasm |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0004731 | molecular_function | purine-nucleoside phosphorylase activity |
| B | 0004850 | molecular_function | uridine phosphorylase activity |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005829 | cellular_component | cytosol |
| B | 0006218 | biological_process | uridine catabolic process |
| B | 0009116 | biological_process | nucleoside metabolic process |
| B | 0097014 | cellular_component | ciliary plasm |