B cell receptor complex

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.

• Code: GO:0019815
• Source: Gene Ontology
• Alternative labels: B cell receptor accessory molecule complex B lymphocyte receptor complex B-cell receptor complex immunoglobulin complex, membrane bound BCR complex B-lymphocyte receptor complex antibody