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Keyword Complement pathway

UniProtKB (145) rdf/xml obo
DefinitionPathway which activates the proteins of the complement system, a group of blood proteins of the globulin class involved in the lysis of foreign cells after they have been coated with antibody, and which also promote the removal of antibody-coated foreign particles by phagocytic cells. The pathway proceeds by a cascade reaction of successive binding and proteolytic cleavage of complement components. This pathway can be activated by either IgG or IgM binding to an antigen.
Synonyms Classical complement pathway
Complement activation classical pathway
CategoryBiological process
Gene Ontologycomplement activation, classical pathway [ GO:0006958 ]
Keywords navigation
BroaderInnate immunity
NarrowerMembrane attack complex