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Rabbit Anti-LNK/FITC Conjugated antibody
background:
APS (adapter molecule containing PH and SH2 domains), SH2-B and Lnk compose a family of adapter proteins, which contain a pleckstrin homology (PH) domain, an SH2 domain and a tyrosine phosphorylation site. Stimulation of B cell receptor (BCR) or T cell receptor (TCR) results in the phosphorylation of the immunoreceptor tyrosine-based activation motif (ITAM) of BCR, TCR and several substrates. APS, SH2-B and Lnk may bind to the ITAM domain of BCR and TCR. Lnk is tyrosine phosphorylated in response to TCR stimulation and APS has been shown to be tyrosine phosphorylated in response to BCR stimulation.
Function:
Links T-cell receptor activation signal to phospholipase SLCgamma-1, GRB2 and phosphatidylinositol 3-kinase.
Tissue Specificity:
Preferentially expressed by lymphoid cell lines.
Post-translational modifications:
Tyrosine phosphorylated by LCK.
DISEASE:
Genetic variations in SH2B3 are associated with susceptibility to celiac disease type 13 (CELIAC13)[MIM:612011]; also known as susceptibility to gluten-sensitive enteropathy type 13. Celiac disease is a multifactorial disorder of the small intestine that is influenced by both environmental and genetic factors. It is characterized by malabsorption resulting from inflammatory injury to the mucosa of the small intestine after the ingestion of wheat gluten or related rye and barley proteins. In its classic form, celiac disease is characterized in children by malabsorption and failure to thrive.
Genetic variations in SH2B3 are associated with susceptibility to insulin-dependent diabetes mellitus (IDDM) [MIM:222100]; also known as diabetes mellitus type 1. IDDM normally starts in childhood or adolescence and is caused by the body's own immune system which destroys the insulin-producing beta cells in the pancreas.
Classical features are polydipsia, polyphagia and polyuria, due to hyperglycemia-induced osmotic diuresis.
Similarity:
Belongs to the SH2B adapter family.
Contains 1 PH domain.
Contains 1 SH2 domain.
Database links:
Entrez Gene: 10019 Human
Entrez Gene: 16923 Mouse
Entrez Gene: 58838 Rat
Omim: 605093 Human
SwissProt: Q9UQQ2 Human
SwissProt: O09039 Mouse
SwissProt: P50745 Rat
Unigene: 506784 Human
Important Note:
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications.
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