B cell receptor complex

I. Literature review

[source]
NameB cell receptor complex
IDGO_0019815
collection_id

Cellular component

Alternative ID

GO:0042570

Exact synonym

B lymphocyte receptor complex, B-cell receptor complex, B-lymphocyte receptor complex, BCR complex, immunoglobulin complex, membrane bound

Description

An immunoglobulin complex that is present in the plasma membrane of B cells and that in its canonical form is composed of two identical immunoglobulin heavy chains and two identical immunoglobulin light chains and a signaling subunit, a heterodimer of the Ig-alpha and Ig-beta proteins.

Related synonym

B cell receptor accessory molecule complex, antibody

Comment

Note that an immunoglobulin complex has the function of antigen binding if a suitable antigen is available.

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