IgD: Immunoglobulin D Class

Properties of IgD

Expressed on the surface of mature B cells, human immunoglobulin D (IgD) works with IgM in B cell development.

IgD is found in very low levels in serum and does not activate the complement pathway.

IgD
Heavy chain	δ
Light chain	κ or λ
Molecular formula	δ2κ2 or δ2λ2
Valency	2
Structure	Monomer
Abundance in serum (in relation to total immunoglobulins present)	0.2%
Carbohydrate content	13%
Concentration in serum	0 - 0.4 mg/ml
IgE subclasses	None
Heavy chain MW (kDa)	62
Light chain MW (kDa)	23
Total MW (kDa)	180
Distribution	Lymphocyte surface
Function	Unclear

IgD Antibodies

Bio-Rad offers a range of human immunoglobulin antibodies for the IgD isotype. In addition to human, we also offer IgD antibodies for rat and mouse specificities.

Below you will find a list of all of our human, mouse and rat IgD antibodies. Please use the filters to identify the antibody that fits your exact requirements.

Related Reading

For a full overview of Immunoglobulin classes please visit our Immunoglobulins Classes / Sub-classes page. Alternatively you can view the following individual types:

• IgA Antibodies (Immunoglobulin A)
• IgE Antibodies (Immunoglobulin E)
• IgG Antibodies (Immunoglobulin G)
• IgM Antibodies (Immunoglobulin M)

Associated Secondary Antibody Reading

• Learn about Secondary Antibody Specific Binding Locations
• Secondary Antibodies - Learn how to optimize your experiments