immunoglobulin complex, circulating
An immunoglobulin complex that is secreted into extracellular space and found in mucosal areas or other tissues or circulating in the blood or lymph. In its canonical form, a circulating immunoglobulin complex is composed of two identical heavy chains and two identical light chains, held together by disulfide bonds. Some forms of are polymers of the basic structure and contain additional components such as J-chain and the secretory component.
GO:0019814
immunoglobulin complex
is_a
GO:0140392
extracellular protein-containing complex
is_a
antibody
exact