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Structure of Cowpox CPXV203 in complex with MHCI (H-2Kb)
Biology and Chemistry Report
4HKJ
  •   Structure Details   Hide

    Structure Keywords

    Keywords IMMUNE SYSTEM/VIRAL PROTEIN
    Text viral immune evasion proteins, antigen presentation, structural genomics, NIAID, National Institute of Allergy and Infectious Diseases, Center for Structural Genomics of Infectious Diseases, CSGID, inhibitor, intracellular, IMMUNE SYSTEM-VIRAL PROTEIN complex

    Polymeric Molecules

    Chain A,E,I,M
    Description H-2 class I histocompatibility antigen, K-B alpha chain 
    Fragment extracellular domain (UNP residues 22-301) 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 32257.2 
    Source Method genetically manipulated  
    Entity Name MHC class I H-2KB heavy chain, H-2K(B) 
    Chain B,F,J,N
    Description Beta-2-microglobulin 
    Fragment UNP residues 21-119 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 11879.5 
    Source Method genetically manipulated  
    Chain C,G,K,O
    Description Ovalbumin 
    Fragment UNP residues 258-265 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 964.1 
    Source Method synthetic  
    Entity Name Allergen Gal d II, Egg albumin, Plakalbumin 
    Chain D,H,L,P
    Description CPXV203 protein 
    Fragment UNP residues 17-221 
    Nonstandard Linkage no 
    Nonstandard Monomers yes 
    Polymer Type polypeptide(L) 
    Formula Weight 23896.5 
    Source Method genetically manipulated  

     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A,E,I,M HA1B_MOUSE P01901     
    B,F,J,N B2MG_HUMAN P61769     
    C,G,K,O OVAL_CHICK P01012     
    D,H,L,P Q8QMP2_COWPX Q8QMP2     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

    Immune Epitopes (B-cell and T-Cell)

    Immune Epitope Database (IEDB)
    Epitope ID 58560    
    C: Cellular Location | F: Molecular Function | P: Biological Process
    Chain B,F,J,N
    GO ID   Ontology GO Term Definition
    2376   Immune System Process  Any Process Involved in the Development or Functioning of the Immune System an Organismal System For Calibrated Responses to Potential Internal or Invasive Threats. 
    2474   Antigen Processing and Presentation of Peptide Antigen Via Mhc Class I  The Process in Which an Antigen Presenting Cell Expresses a Peptide Antigen On Its Cell Surface in Association with an Mhc Class I Protein Complex. Class I Here Refers to Classical Class I Molecules. 
    5576   Extracellular Region  The Space External to the Outermost Structure of a Cell. For Cells Without External Protective or External Encapsulating Structures This Refers to Space Outside of the Plasma Membrane. This Term Covers the Host Cell Environment Outside an Intracellular Parasite. 
    42612   Mhc Class I Protein Complex  A Transmembrane Protein Complex Composed of a Mhc Class I Alpha Chain and an Invariant Beta2 Microglobin Chain and with or Without a Bound Peptide Antigen. Class I Here Refers to Classical Class I Molecules. 
    5515   Protein Binding  Interacting Selectively and Non Covalently with Any Protein or Protein Complex (a Complex of Two or More Proteins That May Include Other Nonprotein Molecules). 
    42802   Identical Protein Binding  Interacting Selectively and Non Covalently with an Identical Protein or Proteins. 


     
  •   Gene Details   Hide

    Genetic Source

    Chain D,H,L,P
    Common Name Cpv
    Scientific Name Cowpox virus  
    Strain BRIGHTON RED
    Gene cpxv203, cpxv203 cds
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)ril
    Host Vector Type Plasmid
    Host Plasmid Name pET28a(+)


    Chain B,F,J,N
    Common Name Human
    Scientific Name Homo sapiens  
    Gene b2m, beta-2 microglobulin, cdabp0092, hdcma22p
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)ril
    Host Vector Type Plasmid
    Host Plasmid Name pET28a(+)


    Chain A,E,I,M
    Common Name Mouse
    Scientific Name Mus musculus  
    Gene h-2kb, h2-k, h2-k1
    Host Scientific Name Escherichia coli  
    Host Strain Bl21(de3)ril
    Host Vector Type Plasmid
    Host Plasmid Name pET28a(+)


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    2 - 396058     ovalbumin (SERPINB14) OVAL    
    15 15q21-q22.2 567     beta-2-microglobulin B2M    
    17 17 B1|17 17.98 cM 14972     histocompatibility 2, K1, K region H2-K1    
    - - 1486082     CPXV203 protein CPXV203 CDS    

    Single Nucleotide Polymorphisms (from LS-SNP database)

    SNP ID LsSnp Link dbSNP Link Chain PDB position Amino acid changes Secondary structure Solvent Accessibility Chromosome Chromosome position Ligand
    rs11553032 LS-SNP   dbSNP   B 12 R - > C Bend 12% (Intermediate) 15 45007647
    rs11553035 LS-SNP   dbSNP   B 14 P - > S Coil 52% (Exposed) 15 45007653
    rs11553038 LS-SNP   dbSNP   B 22 F - > L Beta Ladder 26% (Intermediate) 15 45007677
    rs148494241 LS-SNP   dbSNP   B 34 D - > N Coil 61% (Exposed) 15 45007713
    rs11553042 LS-SNP   dbSNP   B 36 E - > K Beta Ladder 69% (Exposed) 15 45007719
    rs11553049 LS-SNP   dbSNP   B 41 K - > R Beta Ladder 46% (Exposed) 15 45007735
    rs11553037 LS-SNP   dbSNP   B 53 D - > N Coil 38% (Exposed) 15 45007770
    rs11553045 LS-SNP   dbSNP   B 72 P - > H Coil 1% (Buried) 15 45007828
    rs147708131 LS-SNP   dbSNP   B 99 M - > L Coil 41% (Exposed) 15 45008535