| Chain | GOid | namespace | contents |
| A | 0003796 | molecular_function | lysozyme activity |
| A | 0003824 | molecular_function | catalytic activity |
| A | 0005576 | cellular_component | extracellular region |
| A | 0009253 | biological_process | peptidoglycan catabolic process |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0016798 | molecular_function | hydrolase activity, acting on glycosyl bonds |
| A | 0031640 | biological_process | killing of cells of another organism |
| A | 0042742 | biological_process | defense response to bacterium |
| A | 0050830 | biological_process | defense response to Gram-positive bacterium |
| B | 0006952 | biological_process | defense response |
| B | 0030288 | cellular_component | outer membrane-bounded periplasmic space |
| B | 0042597 | cellular_component | periplasmic space |
| B | 0060241 | molecular_function | lysozyme inhibitor activity |