• Western blot analysis of extracts of 293 and HeLa cells, using Phospho-GSK3 Alpha-S21 antibody (STJ29348) at 1:1000 dilution. 293 cells were treated by Insulin (100nM) for 10 minutes after serum-starvation overnight. HeLa cells were treated by Insulin (0. 01U/mL) for 15 minutes after serum-starvation overnight. Secondary antibody: HRP Goat Anti-rabbit IgG (H+L) at 1:10000 dilution. Lysates/proteins: 25ug per lane. Blocking buffer: 3% BSA.
  • Immunoprecipitation analysis of 200 Mu g extracts of 293T cells, using 3 Mu g Phospho-GSK3 Alpha-S21 polyclonal antibody (STJ29348). Western blot was performed from the immunoprecipitate using Phospho-GSK3 Alpha-S21 polyclonal antibody (STJ29348) at a dilution of 1:1000. 293T cells were treated by Insulin (100 nM) at 37 °C for 10 minutes after serum-starvation overnight.
  • Western blot analysis of extracts of 293 cells, using Phospho-GSK3 Alpha-S21 antibody (STJ29348) at 1:1000 dilution or GSK3 Alpha antibody (A0645). 293 cells were treated by Insulin (100nM) for 10 minutes after serum-starvation overnight. Secondary antibody: HRP Goat Anti-rabbit IgG (H+L) at 1:10000 dilution. Lysates/proteins: 25ug per lane. Blocking buffer: 3% BSA.
  • Western blot analysis of lysates from 293 cells, using Phospho-GSK3 Alpha-S21 Rabbit polyclonal antibody (STJ29348) at 1:1000 dilution or GSK3 Alpha antibody (A0645). 293 cells were treated by Insulin (100nM) for 10 minutes after serum-starvation overnight. Secondary antibody: HRP Goat Anti-Rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% BSA.
  • Immunoprecipitation analysis of 200ug extracts of 293T cells, using 3 ug Phospho-GSK3 Alpha-S21 polyclonal antibody (STJ29348). Western blot was performed from the immunoprecipitate using Phospho-GSK3 Alpha-S21 polyclonal antibody (STJ29348) at a dilition of 1:1000. 293T cells were treated by Insulin (100 nM) at 37 °C for 10 minutes after serum-starvation overnight.
  • Western blot analysis of lysates from 293 and HeLa cells, using Phospho-GSK3 Alpha-S21 Rabbit polyclonal antibody (STJ29348) at 1:1000 dilution. 293 cells were treated by Insulin (100nM) for 10 minutes after serum-starvation overnight. HeLa cells were treated by Insulin (0. 01U/mL) for 15 minutes after serum-starvation overnight. Secondary antibody: HRP Goat Anti-Rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% BSA.

Anti-Phospho-GSK3A-S21 antibody (STJ29348)

SKU:
STJ29348

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Host: Rabbit
Applications: WB/IP
Reactivity: Human
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Short Description: Rabbit polyclonal antibody anti-Phospho-GSK3 Alpha-S21 is suitable for use in Western Blot and Immunoprecipitation research applications.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.05% Proclin300, 50% Glycerol, pH7.3.
Purification: Affinity purification
Dilution Range: WB 1:500-1:2000
IP 1:50-1:100
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Gene Symbol: GSK3A
Gene ID: 2931
Uniprot ID: GSK3A_HUMAN
Immunogen: A synthetic phosphorylated peptide around S21 of human GSK3 Alpha (NP_063937.2).
Immunogen Sequence: TSSFA
Post Translational Modifications Phosphorylated by AKT1 at Ser-21: upon insulin-mediated signaling, the activated PKB/AKT1 protein kinase phosphorylates and deactivates GSK3A, resulting in the dephosphorylation and activation of GYS1. Activated by phosphorylation at Tyr-279. (Microbial infection) Dephosphorylated at Tyr-279 by M.tuberculosis PtpA, which leads to prevention of apoptosis during early stages of microbial infection.
Function Constitutively active protein kinase that acts as a negative regulator in the hormonal control of glucose homeostasis, Wnt signaling and regulation of transcription factors and microtubules, by phosphorylating and inactivating glycogen synthase (GYS1 or GYS2), CTNNB1/beta-catenin, APC and AXIN1. Requires primed phosphorylation of the majority of its substrates. Contributes to insulin regulation of glycogen synthesis by phosphorylating and inhibiting GYS1 activity and hence glycogen synthesis. Regulates glycogen metabolism in liver, but not in muscle. May also mediate the development of insulin resistance by regulating activation of transcription factors. In Wnt signaling, regulates the level and transcriptional activity of nuclear CTNNB1/beta-catenin. Facilitates amyloid precursor protein (APP) processing and the generation of APP-derived amyloid plaques found in Alzheimer disease. May be involved in the regulation of replication in pancreatic beta-cells. Is necessary for the establishment of neuronal polarity and axon outgrowth. Through phosphorylation of the anti-apoptotic protein MCL1, may control cell apoptosis in response to growth factors deprivation. Acts as a regulator of autophagy by mediating phosphorylation of KAT5/TIP60 under starvation conditions which activates KAT5/TIP60 acetyltransferase activity and promotes acetylation of key autophagy regulators, such as ULK1 and RUBCNL/Pacer. Negatively regulates extrinsic apoptotic signaling pathway via death domain receptors. Promotes the formation of an anti-apoptotic complex, made of DDX3X, BRIC2 and GSK3B, at death receptors, including TNFRSF10B. The anti-apoptotic function is most effective with weak apoptotic signals and can be overcome by stronger stimulation. Phosphorylates mTORC2 complex component RICTOR at 'Thr-1695' which facilitates FBXW7-mediated ubiquitination and subsequent degradation of RICTOR.
Protein Name Glycogen Synthase Kinase-3 Alpha
Gsk-3 Alpha
Serine/Threonine-Protein Kinase Gsk3a
Database Links Reactome: R-HSA-198323
Reactome: R-HSA-381038
Reactome: R-HSA-5674400
Reactome: R-HSA-9635465
Reactome: R-HSA-9683610
Reactome: R-HSA-9694631
Alternative Antibody Names Anti-Glycogen Synthase Kinase-3 Alpha antibody
Anti-Gsk-3 Alpha antibody
Anti-Serine/Threonine-Protein Kinase Gsk3a antibody
Anti-GSK3A antibody

Information sourced from Uniprot.org

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