| Chain | GOid | namespace | contents |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0004586 | molecular_function | ornithine decarboxylase activity |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0006596 | biological_process | polyamine biosynthetic process |
| A | 0016829 | molecular_function | lyase activity |
| A | 0033387 | biological_process | putrescine biosynthetic process from arginine, via ornithine |
| B | 0003824 | molecular_function | catalytic activity |
| B | 0004586 | molecular_function | ornithine decarboxylase activity |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0006596 | biological_process | polyamine biosynthetic process |
| B | 0016829 | molecular_function | lyase activity |
| B | 0033387 | biological_process | putrescine biosynthetic process from arginine, via ornithine |
| C | 0003824 | molecular_function | catalytic activity |
| C | 0004586 | molecular_function | ornithine decarboxylase activity |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0006596 | biological_process | polyamine biosynthetic process |
| C | 0016829 | molecular_function | lyase activity |
| C | 0033387 | biological_process | putrescine biosynthetic process from arginine, via ornithine |
| D | 0003824 | molecular_function | catalytic activity |
| D | 0004586 | molecular_function | ornithine decarboxylase activity |
| D | 0005737 | cellular_component | cytoplasm |
| D | 0006596 | biological_process | polyamine biosynthetic process |
| D | 0016829 | molecular_function | lyase activity |
| D | 0033387 | biological_process | putrescine biosynthetic process from arginine, via ornithine |