Product Datasheet
GSK3(alpha+beta)(Phospho-Y216+Y279) Antibody
Catalog Number: 13355
Technical:tech@swbio.com
Information:info@swbio.com
Description
- Swiss-Prot No.:
- Swiss-Prot#:P49840
- Form of Antibody:
- 1*TBS (pH7.4), 1%BSA, 40%Glycerol. Preservative: 0.05% Sodium Azide.
- Immunogen:
- Synthetic phospho-peptide corresponding to residues surrounding Tyr216 and 279 of human GSK3(alpha+beta).
- appl_detail:
- WB: 1:1,000
IHC: 1:50-1:200
ICC: 1:100-1:500
- other_names:
- Factor A antibody
Glycogen synthase kinase 3 alpha antibody
Glycogen synthase kinase 3 beta antibody
GSK3 alpha antibody
GSK3 beta antibody
GSK3B antibody
- Purification:
- ProA affinity purified
- Applications:
- WB, ICC, IHC, IP
- Background:
- Glycogen synthase kinase-3α (GSK-3α) and GSK-3β are highly similar isoforms of serine/ threonine kinases that regulate metabolic enzymes and transcription factors, which are responsible for coordinating processes such as glycogen synthesis and cell adhesion. GSK-3β activity is also required for nuclear activity of Rel dimers, which mediate an anti-apoptotic response to TNFα in mice. GSK-3 catalytic kinase activity is controlled through differential phosphorylation of serine/threonine residues, which have an inhibitory effect, and tyrosine residues, which have an activating effect. Growth factor stimulation of mammalian cells expressing GSK-3α and GSK-3β induces phosphorylation of Ser 21 and Ser 9, respectively, through a phosphatidylinositol 3-kinase (PI 3-K)-protein kinase B (PKB)-dependent pathway, thereby enhancing proliferative signals. Additionally, GSK-3 physically associates with cAMP-dependent protein kinase A (PKA), which phosphorylates Ser 21 of GSK-3α or Ser 9 of GSK-3β and inactivates both forms. GSK-3α/β is positively regulated by phosphorylation on Tyr 279 and Tyr 216, respectively. Activated GSK-3α/β participates in energy metabolism, neuronal cell development, and body pattern formation. Tyrosine dephosphorylation of GSK-3 is involved in its extracellular signal-dependent inactivation.
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