| P11609 | n/a | 3arb | PEG | A | 303 | e3arbA1 | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC_I_3 |
| P11609 | n/a | 3arb | PEG | A | 303 | e3arbA3 | Immunoglobulin-like beta-sandwich | Immunoglobulin-related | Immunoglobulin/Fibronectin type III/E set domains/PapD-like | C1-set |
| P11609 | n/a | 3arb | PEG | B | 100 | e3arbA1 | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC_I_3 |
| P11609 | n/a | 3are | PEG | A | 303 | e3areA3 | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC antigen-recognition domain | MHC_I_3 |
| P11609 | n/a | 3are | PEG | A | 303 | e3areA4 | Immunoglobulin-like beta-sandwich | Immunoglobulin-related | Immunoglobulin/Fibronectin type III/E set domains/PapD-like | C1-set |