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What are the subclasses of immunoglobulin G (IgG)?
Posted July 31, 2024
Antibodies and Proteomics Bioconjugation Chemical ReagentsAntibody and Protein LabelingPhysiological Probes
Answer

Immunoglobulin G (IgG) is divided into four subclasses - IgG1, IgG2, IgG3, and IgG4. They are differentiated based on molecular weight, size of the hinge region, antigenic differences in structure of the heavy chain, and position of interchain disulfide bonds. 

Additional resources
IgG Subclasses and Allotypes: From Structure to Effector Functions Antibodies and Proteomics iFluor® 488 goat anti-mouse IgG (H+L) *Cross Adsorbed*

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