IgA immunoglobulin complex, circulating

Term ID

GO:0071746

Synonyms

• IgA antibody
• IgA1 antibody
• IgA2 antibody

Definition

A protein complex composed of two identical immunoglobulin heavy chains of an IgA isotype and two identical immunoglobulin light chains, held together by disulfide bonds, sometimes complexed with J chain or J chain and secretory component, and present in the extracellular space, in mucosal areas or other tissues, or circulating in the blood or lymph. (2)

References

Ontology

GO: Cellular Component    QuickGO    AmiGO