• Western blot analysis of various lysates, using IRS2 rabbit polyclonal antibody (STJ110254) at 1:900 dilution. Secondary antibody: HRP Goat Anti-rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% non-fat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 60s.
  • Immunohistochemistry analysis of paraffin-embedded human liver using IRS2 rabbit polyclonal antibody (STJ110254) at dilution of 1:100 (40x lens). Perform high pressure antigen retrieval with 10 mM citrate buffer pH 6. 0 before commencing with immunohistochemistry staining protocol.
  • Immunohistochemistry analysis of paraffin-embedded mouse kidney using IRS2 rabbit polyclonal antibody (STJ110254) at dilution of 1:100 (40x lens). Perform high pressure antigen retrieval with 10 mM citrate buffer pH 6. 0 before commencing with immunohistochemistry staining protocol.
  • Immunohistochemistry analysis of paraffin-embedded rat kidney using IRS2 rabbit polyclonal antibody (STJ110254) at dilution of 1:100 (40x lens). Perform high pressure antigen retrieval with 10 mM citrate buffer pH 6. 0 before commencing with immunohistochemistry staining protocol.
  • Immunofluorescence analysis of SH-SY5Y cells using IRS2 rabbit polyclonal antibody (STJ110254) at dilution of 1:50 (40x lens). Blue: DAPI for nuclear staining.

Anti-IRS2 antibody (1238-1338) (STJ110254)

SKU:
STJ110254

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Host: Rabbit
Applications: WB/IHC-P/IF/ICC/ELISA
Reactivity: Human/Mouse/Rat
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.05% Proclin300, 50% Glycerol, pH 7.3.
Purification: Affinity purification
Concentration: Lot specific
Dilution Range: WB:1:500-1:1000
IHC-P:1:50-1:200
IF/ICC:1:50-1:200
ELISA:Recommended starting concentration is 1 Mu g/mL. Please optimize the concentration based on your specific assay requirements.
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Gene Symbol: IRS2
Gene ID: 8660
Uniprot ID: IRS2_HUMAN
Immunogen Region: 1238-1338
Specificity: Recombinant fusion protein containing a sequence corresponding to amino acids 1238-1338 of human IRS2 (NP_003740.2).
Immunogen Sequence: PMRRETSAGFQNGLNYIAID VREEPGLPPQPQPPPPPLPQ PGDKSSWGRTRSLGGLISAV GVGSTGGGCGGPGPGALPPA NTYASIDFLSHHLKEATIVK E
Post Translational Modifications Phosphorylation fluctuates in a cell-cycle dependent manner with hyperphosphorylation during mitosis. Phosphorylated at Ser-560 and Ser-1109 by PLK1.these phosphorylations prevent the activation of the PI3K pathway upon growth factor stimulation by inhibiting the binding between IRS2 and the PI3K pathway components and increasing the level of IRS2 protein degradation. In addition, they prevent premature mitotic exit. Monoubiquitinated by NEDD4.leading to enhanced IGF1 signaling. During cell cycle, ubiquitination and proteasomal degradation are controlled by FZR1.
Function Signaling adapter protein that participates in the signal transduction from two prominent receptor tyrosine kinases, insulin receptor/INSR and insulin-like growth factor I receptor/IGF1R. Plays therefore an important role in development, growth, glucose homeostasis as well as lipid metabolism. Upon phosphorylation by the insulin receptor, functions as a signaling scaffold that propagates insulin action through binding to SH2 domain-containing proteins including the p85 regulatory subunit of PI3K, NCK1, NCK2, GRB2 or SHP2. Recruitment of GRB2 leads to the activation of the guanine nucleotide exchange factor SOS1 which in turn triggers the Ras/Raf/MEK/MAPK signaling cascade. Activation of the PI3K/AKT pathway is responsible for most of insulin metabolic effects in the cell, and the Ras/Raf/MEK/MAPK is involved in the regulation of gene expression and in cooperation with the PI3K pathway regulates cell growth and differentiation. Acts a positive regulator of the Wnt/beta-catenin signaling pathway through suppression of DVL2 autophagy-mediated degradation leading to cell proliferation. Plays a role in cell cycle progression by promoting a robust spindle assembly checkpoint (SAC) during M-phase. In macrophages, IL4-induced tyrosine phosphorylation of IRS2 leads to the recruitment and activation of phosphoinositide 3-kinase (PI3K).
Protein Name Insulin Receptor Substrate 2
Irs-2
Database Links Reactome: R-HSA-109704
Reactome: R-HSA-112399
Reactome: R-HSA-112412
Reactome: R-HSA-1257604
Reactome: R-HSA-1266695
Reactome: R-HSA-198203
Reactome: R-HSA-2219530
Reactome: R-HSA-2428928
Reactome: R-HSA-2586552
Reactome: R-HSA-5673001
Reactome: R-HSA-6811558
Reactome: R-HSA-74713
Reactome: R-HSA-74749
Reactome: R-HSA-8853659
Reactome: R-HSA-9006335
Reactome: R-HSA-9027276
Reactome: R-HSA-9027277
Reactome: R-HSA-9027283
Reactome: R-HSA-9027284
Reactome: R-HSA-982772
Cellular Localisation Cytoplasm
Cytosol
Alternative Antibody Names Anti-Insulin Receptor Substrate 2 antibody
Anti-Irs-2 antibody
Anti-IRS2 antibody

Information sourced from Uniprot.org

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