PDB: 1r5i Compound: hla class ii histocompatibility antigen, dr alpha Classification: IMMUNE SYSTEM Entry date in PDB: 2004-03-16 Resolution [Å]: 2.60 R-Factor: 0.238

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: B SWISS-PROT/TREMBL: Q9MXZ0    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 beta 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 beta chain, N-terminal domain    Human (Homo sapiens), HLA-DR1 GO:   CHAIN: C SWISS-PROT/TREMBL: P11133    KEYWORD: Envelope protein    Glycoprotein    Hemagglutinin    GO:   CHAIN: E 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: F SWISS-PROT/TREMBL: Q9MXZ0    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 beta 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 beta chain, N-terminal domain    Human (Homo sapiens), HLA-DR1 GO:   CHAIN: G SWISS-PROT/TREMBL: P11133    KEYWORD: Envelope protein    Glycoprotein    Hemagglutinin    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
1jk8 A - percentage of sequence identity: 62
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
null nu - percentage of sequence identity: 0