title: Immunology. MHC class II dimer of dimers.
authors.forename: H
authors.initials: H
authors.lastname: Ploegh
authors.forename: P
authors.initials: P
authors.lastname: Benaroch
mesh_terms: D015798:HLA-DR1 Antigen / Q000737:chemistry* / Q000276:immunology; D006801:Humans; D011487:Protein Conformation; D011948:Receptors, Antigen, T-Cell / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology; D014961:X-Ray Diffraction
chemical_list: D015798:HLA-DR1 Antigen; D011948:Receptors, Antigen, T-Cell