PDB: 1hqr Compound: hla-dr alpha chain Classification: IMMUNE SYSTEM Entry date in PDB: 2001-01-03 Resolution [Å]: 3.20 R-Factor: 0.224

CHAIN: A SWISS-PROT/TREMBL: P01903    KEYWORD: 3D-structure    Glycoprotein    MHC II    Polymorphism    Signal    Transmembrane    SCOP: b.1.1.2 All beta proteins    Immunoglobulin-like beta-sandwich    Immunoglobulin    C1 set domains (antibody constant domain-like)    Class II MHC alpha chain, C-terminal domain    Human (Homo sapiens), HLA-DR group SCOP: d.19.1.1 Alpha and beta proteins (a+b)    MHC antigen-recognition domain    MHC antigen-recognition domain    MHC antigen-recognition domain    Class II MHC alpha chain, N-terminal domain    Human (Homo sapiens), HLA-DR2 GO:  membrane    immune response    CHAIN: C SWISS-PROT/TREMBL: P02686    KEYWORD: 3D-structure    Acetylation    Alternative splicing    Autoimmune encephalomyelitis    Citrullination    Methylation    Myelin    Phosphorylation    Structural protein    GO:   CHAIN: D SWISS-PROT/TREMBL: P13380    KEYWORD: 3D-structure    Complete proteome    Signal    Toxin    SCOP: b.40.2.2 All beta proteins    OB-fold    Bacterial enterotoxins    Superantigen toxins, N-terminal domain    Streptococcal superantigen Spe-C    Streptococcus pyogenes SCOP: d.15.6.1 Alpha and beta proteins (a+b)    beta-Grasp (ubiquitin-like)    Superantigen toxins, C-terminal domain    Superantigen toxins, C-terminal domain    Streptococcal superantigen Spe-C    Streptococcus pyogenes GO:  extracellular region    pathogenesis

Image Source: PDB

1an8 - - percentage of sequence identity: 100
1d5m B - percentage of sequence identity: 90
1fng A - percentage of sequence identity: 80
1fv1 B - percentage of sequence identity: 100
1i3r B - percentage of sequence identity: 74
1jk8 A - percentage of sequence identity: 62
1ktd B - percentage of sequence identity: 75
1lnu B - percentage of sequence identity: 64
1s9v B - percentage of sequence identity: 68
1uvq B - percentage of sequence identity: 69