| Chain | GOid | namespace | contents |
| A | 0004866 | molecular_function | endopeptidase inhibitor activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0005615 | cellular_component | obsolete extracellular space |
| A | 0030414 | molecular_function | peptidase inhibitor activity |
| A | 0052548 | biological_process | regulation of endopeptidase activity |
| A | 0070062 | cellular_component | extracellular exosome |
| B | 0004866 | molecular_function | endopeptidase inhibitor activity |
| B | 0005576 | cellular_component | extracellular region |
| B | 0005615 | cellular_component | obsolete extracellular space |
| B | 0030414 | molecular_function | peptidase inhibitor activity |
| B | 0052548 | biological_process | regulation of endopeptidase activity |
| B | 0070062 | cellular_component | extracellular exosome |