| IPR036179 | Immunoglobulin-like domain superfamily | Homologous Superfamily |
| IPR050380 | Immune Recognition and Response Modulators | Family |
| IPR003597 | Immunoglobulin C1-set | Domain |
| IPR013783 | Immunoglobulin-like fold | Homologous Superfamily |
| IPR007110 | Immunoglobulin-like domain | Domain |
| IPR003006 | Immunoglobulin/major histocompatibility complex, conserved site | Conserved Site |
| IPR008602 | Duffy-antigen binding domain | Domain |
| IPR044932 | Plasmodium falciparum erythrocyte membrane protein 1, acidic terminal segment superfamily | Homologous Superfamily |
| IPR042202 | Duffy-antigen binding superfamily | Homologous Superfamily |
| IPR032761 | Plasmodium falciparum erythrocyte membrane protein 1, N-terminal | Domain |
| IPR029211 | Plasmodium falciparum erythrocyte membrane protein 1, acidic terminal segment | Domain |
| IPR024110 | Immunoglobulin J chain | Family |