| IPR000353 | MHC class II, beta chain, N-terminal | Domain |
| IPR036179 | Immunoglobulin-like domain superfamily | Homologous Superfamily |
| IPR050160 | Major Histocompatibility Complex/Immunoglobulin | Family |
| IPR014745 | MHC class II, alpha/beta chain, N-terminal | Homologous Superfamily |
| IPR003597 | Immunoglobulin C1-set | Domain |
| IPR013783 | Immunoglobulin-like fold | Homologous Superfamily |
| IPR011162 | MHC classes I/II-like antigen recognition protein | Homologous Superfamily |
| IPR007110 | Immunoglobulin-like domain | Domain |
| IPR003006 | Immunoglobulin/major histocompatibility complex, conserved site | Conserved Site |
| IPR036179 | Immunoglobulin-like domain superfamily | Homologous Superfamily |
| IPR050160 | Major Histocompatibility Complex/Immunoglobulin | Family |
| IPR003597 | Immunoglobulin C1-set | Domain |
| IPR011162 | MHC classes I/II-like antigen recognition protein | Homologous Superfamily |
| IPR003006 | Immunoglobulin/major histocompatibility complex, conserved site | Conserved Site |
| IPR014745 | MHC class II, alpha/beta chain, N-terminal | Homologous Superfamily |
| IPR013783 | Immunoglobulin-like fold | Homologous Superfamily |
| IPR007110 | Immunoglobulin-like domain | Domain |
| IPR001003 | MHC class II, alpha chain, N-terminal | Domain |
| IPR036342 | Superantigen MAM | Homologous Superfamily |
| IPR042074 | Mycoplasma arthritidis-derived mitogen, C-terminal | Homologous Superfamily |
| IPR015326 | Mycoplasma arthritidis-derived mitogen | Family |
F [auth P] | IPR022339 | MHC class II-associated invariant chain | Family |
F [auth P] | IPR000716 | Thyroglobulin type-1 | Domain |
F [auth P] | IPR043530 | HLA class II histocompatibility antigen, gamma subunit | Family |
F [auth P] | IPR015386 | MHC class II-associated invariant chain/CLIP, MHC II-interacting | Domain |
F [auth P] | IPR036613 | MHC class II-associated invariant chain, trimerisation domain superfamily | Homologous Superfamily |
F [auth P] | IPR036857 | Thyroglobulin type-1 superfamily | Homologous Superfamily |
F [auth P] | IPR011988 | MHC class II-associated invariant chain, trimerisation | Domain |
F [auth P] | IPR052001 | MHC Class II Gamma Chain/Thyroglobulin | Family |