👉 Parathyrin is a protein that plays a crucial role in regulating the immune system, particularly its response to pathogens. It consists of two major chains: the trans- and cis-strands. The trans-strand contains the immunoglobulins (Ig) genes, while the cis-strand contains the regulatory elements that control the expression levels of these genes.
The function of parathyrin is critical in several aspects of the immune system:
1.
Immune response to pathogens
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