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Rabbit Polyclonal antibody. Suitable for WB and reacts with Recombinant full length protein - Human samples. Cited in 10 publications. Immunogen corresponding to Synthetic Peptide within Human IGF1R phospho Y1162 + Y1163.


Images

Western blot - Anti-IGF1 Receptor (phospho Y1158 + Y1162 + Y1163) antibody (AB5681), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Rabbit
Storage buffer

pH: 7.3
Preservative: 0.05% Sodium azide
Constituents: PBS, 50% Glycerol (glycerin, glycerine), 0.1% BSA

Form
Liquid
Clonality
Polyclonal

Immunogen

  • Synthetic Peptide within Human IGF1R phospho Y1162 + Y1163. The exact immunogen used to generate this antibody is proprietary information. Database link P08069

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
WB
Human
Predicted
Mouse
Predicted
Rat
Predicted
Recombinant full length protein - Human
Tested

Tested
Tested

Species
Recombinant full length protein - Human
Dilution info
1/1000
Notes

-

Predicted
Predicted

Species
Mouse, Rat, Human
Dilution info
-
Notes

-

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Rabbit Polyclonal antibody. Suitable for WB and reacts with Recombinant full length protein - Human samples. Cited in 10 publications. Immunogen corresponding to Synthetic Peptide within Human IGF1R phospho Y1162 + Y1163.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Polyclonal
Immunogen
  • Synthetic Peptide within Human IGF1R phospho Y1162 + Y1163. The exact immunogen used to generate this antibody is proprietary information. Database link P08069
Purification technique
Affinity purification Immunogen
Concentration
Loading...
Purification notes

The antibody has been negatively preadsorbed using a non-phosphopeptide corresponding to the site of phosphorylation to remove antibody that is reactive with non-phosphorylated Insulin Receptor (IR). The final product is generated by affinity chromatography using an IR-derived peptide phosphorylated at tyrosines 1158, 1162 and 1163 (1131, 1135 and 1136 for IGF1R).

Storage

Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
-20°C
Aliquoting information
Upon delivery aliquot
Storage information
Avoid freeze / thaw cycle

Notes

The antiserum was produced against a chemically synthesized phosphopeptide derived from the region of IR/IGF1R that contains tyrosines 1158, 1162 and 1163 of the human insulin receptor (IR) as numbered according to Ebina, et al. (1146, 1150 and 1151 according to Ullrich, et al.). The corresponding residues in the IGF1R are 1131, 1135 and 1136. The sequence is conserved in human, mouse and rat for both the IR and IGF1R.The two relevant papers are:Ebina, Y., et al. (1985) The human insulin receptor cDNA: the structural basis for hormone-activated transmembrane signalling. Cell 40(4):747-758.Ullrich, A., et al. (1985) Human insulin receptor and its relationship to the tyrosine kinase family of oncogenes. Nature 313(6005):756-761.
There are a long and a short isoform of this protein. This is why we are listing 1158, 1162 and 1163 in the name (where these phospho sites in the long isoform) as well as 1146, 1150 and 1151 (for the short isoform).

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Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.
Activity summary

The IGF1 Receptor often referred to as IGF-1R is a transmembrane receptor protein composed of alpha and beta subunits. Studies indicate that the IGF1R protein is involved in mediating the effects of insulin-like growth factor 1 (IGF-1) and plays an important role in cellular signaling. It has a molecular weight of approximately 180 kDa and is widely expressed in various tissues with high concentrations in the liver muscle and brain. Being a tyrosine kinase receptor IGF1R plays an essential role in growth and metabolism.

Biological function summary

IGF1R contributes to several cellular processes including cell proliferation differentiation and survival. This receptor forms a complex upon ligand binding and undergoes autophosphorylation to activate intracellular signaling cascades. IGF1R activation recruits and phosphorylates insulin receptor substrates enabling the downstream signaling pathways that promote cell growth and survival. Its function in cellular responses makes it a focal point in understanding cell biology.

Pathways

IGF1R holds a central position in the PI3K/AKT and MAPK signaling cascades. These pathways play significant roles in cellular growth proliferation and survival. IGF1R phosphorylates various downstream effectors such as IRS-1 and Shc linking it to the activation of AKT and ERK respectively. Therefore it shares pathways with related proteins like the insulin receptor highlighting its importance in mediating similar biological responses.

Associated diseases and disorders

IGF1R has been implicated in cancers and diabetes. Overexpression of IGF1R has been observed in various malignancies including breast cancer where it relates to resistance in treatment and poor prognosis with cell lines like MCF-7 often being studied in this context. Additionally disruptions in IGF1R signaling link to insulin resistance an important feature of type 2 diabetes. These connections make IGF1R a potential therapeutic target with IGF1R inhibitors currently under exploration to address these health challenges.

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1 product image

  • Western blot - Anti-IGF1 Receptor (phospho Y1158 + Y1162 + Y1163) antibody (ab5681), expandable thumbnail

    Western blot - Anti-IGF1 Receptor (phospho Y1158 + Y1162 + Y1163) antibody (ab5681)

    Peptide Competition - prior primary antibody incubation:

    1 and 2 - no peptide,

    3 - non-phosphorylated peptide corresponding to the immunogen,

    4 - generic phosphotyrosine-containing peptide,

    5 to 7 - phosphopeptides corresponding to other IR/IGF1R sites,

    8 - phosphopeptide immunogen.

    10% SDS-PAGE transferred to PVDF.

    Method of detection: Pierce SuperSignal method.

    The data show that only the phosphopeptide corresponding to IR/IGF1R [pYpYpY1158/1162/1163] completely blocks the antibody signal, thereby demonstrating the specificty.

    All lanes: Western blot - Anti-IGF1 Receptor (phospho Y1158 + Y1162 + Y1163) antibody (ab5681) at 1/1000 dilution

    Lane 1: Unstimulated (-), CHO-T transfected with insulin receptor containing vector whole cell extract with 5% BSA TBST buffer overnight at 4°C

    Lanes 2 - 8: Insulin stimulated (+), CHO-T transfected with insulin receptor containing vector whole cell extract with 5% BSA TBST buffer overnight at 4°C

    Secondary

    All lanes: goat F(ab’ 2 anti-rabbit IgG HRP conjugate

    Predicted band size: 154 kDa

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Product protocols

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