An IgG immunoglobulin complex that is present in the plasma membrane of B cells and is composed of two identical immunoglobulin heavy chains of an IgG isotype and two identical immunoglobulin light chains and a signaling subunit, a heterodimer of the Ig-alpha and Ig-beta proteins.
Source:ISBN:0781765196,
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Comment
Note that an IgG immunoglobulin complex has the function of antigen binding if a suitable antigen is available. Also, IgG isotypes vary by species.