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Crystal Structure of the Human C3a desArg anaphylatoxin
Biology and Chemistry Report
4HWJ
  •   Structure Details   Hide

    Structure Keywords

    Keywords IMMUNE SYSTEM
    Text complement system, anaphylatoxins, inflammation, C3a, C3a desArg, innate immunity, four-helix-bundle, C5a, C5a desArg, IMMUNE SYSTEM

    Polymeric Molecules

    Chain A
    Description Complement C3 
    Nonstandard Linkage no 
    Nonstandard Monomers no 
    Polymer Type polypeptide(L) 
    Formula Weight 9342.0 
    Source Method genetically manipulated  
    Entity Name C3 and PZP-like alpha-2-macroglobulin domain-containing protein 1, Complement C3 beta chain, Complement C3 alpha chain, C3a anaphylatoxin, Acylation stimulating protein, ASP, C3adesArg, Complement C3b alpha' chain, Complement C3c alpha' chain fragment 1, Complement C3dg fragment, Complement C3g fragment, Complement C3d fragment, Complement C3f fragment, Complement C3c alpha' chain fragment 2 

    Ligands and Prosthetic Groups

    ID Name Chemical Formula Weight Ligand Structure
    SO4  SULFATE ION  O4 S   96.06  View 
     
  •   Protein Details   Hide

    UniProtKB Information

    Chain SWS/UNP ID SWS/UNP Accession(s)
    A CO3_HUMAN P01024     

    Keywords and Names

    Chain(s) RCSB Name UniProtKB Name UniProtKB Keywords

     
  •   Gene Details   Hide

    Genetic Source

    Chain A
    Common Name Human
    Scientific Name Homo sapiens  
    Gene c3, cpamd1
    Host Scientific Name Escherichia coli  
    Host Strain Shuffle T7
    Host Vector Type Plasmid
    Host Plasmid Name pET32a


    Genome Information

    Chromosome Locus Gene ID Gene Name Symbol
    19 19p13.3-p13.2 718     complement component 3 C3    

    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
    rs139945572 LS-SNP   dbSNP   A 676 T - > M Helix 42% (Exposed) 19 6707497
    rs201872466 LS-SNP   dbSNP   A 684 G - > S Helix 52% (Exposed) 19 6707282
    rs201285239 LS-SNP   dbSNP   A 735 R - > Q Helix 27% (Intermediate) 19 6707128
    rs117793540 LS-SNP   dbSNP   A 735 R - > W Helix 27% (Intermediate) 19 6707129