PDB: 1pyw Compound: hla class ii histocompatibility antigen, dr alpha Classification: IMMUNE SYSTEM/PROTEIN BINDING/TOXIN Entry date in PDB: 2003-12-09 Resolution [Å]: 2.10 R-Factor: 0.209

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:   CHAIN: D SWISS-PROT/TREMBL: P23313    KEYWORD: 3D-structure    Complete proteome    Enterotoxin    Signal    Superantigen    Toxin    SCOP: b.40.2.2 All beta proteins    OB-fold    Bacterial enterotoxins    Superantigen toxins, N-terminal domain    Staphylococcal enterotoxin C3, SEC3    Staphylococcus aureus 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    Staphylococcal enterotoxin C3, SEC3    Staphylococcus aureus GO:

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1d5m B - percentage of sequence identity: 92
1fng A - percentage of sequence identity: 80
1fv1 B - percentage of sequence identity: 92
1i3r B - percentage of sequence identity: 77
1i4p A - percentage of sequence identity: 96
1jk8 A - percentage of sequence identity: 62
1klu D - percentage of sequence identity: 100
1ktd B - percentage of sequence identity: 77
1lnu B - percentage of sequence identity: 65
1s9v B - percentage of sequence identity: 69
1uvq B - percentage of sequence identity: 70
3seb - - percentage of sequence identity: 65