IgD | Immunoglobulin D Class

Author: Misha Rahman, Ph.D.

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 complement.

IgD
Immunoglobulin Class D: 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


Antibodies for Human IgD Isotype

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.

Human, Mouse and Rat IgD Antibodies

    DescriptionSpecificityTargetFormatHostIsotypeClone Applications Citations Product Type Code