| Chain | GOid | namespace | contents |
| A | 0016020 | cellular_component | membrane |
| A | 0019031 | cellular_component | viral envelope |
| A | 0019064 | biological_process | fusion of virus membrane with host plasma membrane |
| A | 0039654 | biological_process | fusion of virus membrane with host endosome membrane |
| A | 0046813 | biological_process | receptor-mediated virion attachment to host cell |
| A | 0055036 | cellular_component | virion membrane |
| A | 0075509 | biological_process | endocytosis involved in viral entry into host cell |
| B | 0016020 | cellular_component | membrane |
| B | 0019031 | cellular_component | viral envelope |
| B | 0019064 | biological_process | fusion of virus membrane with host plasma membrane |
| B | 0039654 | biological_process | fusion of virus membrane with host endosome membrane |
| B | 0046813 | biological_process | receptor-mediated virion attachment to host cell |
| B | 0055036 | cellular_component | virion membrane |
| B | 0075509 | biological_process | endocytosis involved in viral entry into host cell |
| C | 0016020 | cellular_component | membrane |
| C | 0019031 | cellular_component | viral envelope |
| C | 0019064 | biological_process | fusion of virus membrane with host plasma membrane |
| C | 0039654 | biological_process | fusion of virus membrane with host endosome membrane |
| C | 0046813 | biological_process | receptor-mediated virion attachment to host cell |
| C | 0055036 | cellular_component | virion membrane |
| C | 0075509 | biological_process | endocytosis involved in viral entry into host cell |
