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AB313427

Anti-PI 3 Kinase p85 beta antibody [RP23040082]

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Rabbit Recombinant Multiclonal PI 3 Kinase p85 beta antibody. Suitable for ICC/IF, WB and reacts with Human, Mouse samples. Immunogen corresponding to Synthetic Peptide within Human PIK3R2.

View Alternative Names

Phosphatidylinositol 3-kinase regulatory subunit beta, PI3-kinase regulatory subunit beta, PI3K regulatory subunit beta, PtdIns-3-kinase regulatory subunit beta, Phosphatidylinositol 3-kinase 85 kDa regulatory subunit beta, PI3-kinase subunit p85-beta, PtdIns-3-kinase regulatory subunit p85-beta, PIK3R2

4 Images
Immunocytochemistry/ Immunofluorescence - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)

Immunofluorescent analysis of HeLa cells fixed using 4% formaldehyde (reconstituted in 1X PBS) for 10 min at room temperature and permeabilized using 0.1 % Triton X-100 in PBS for 15 min at room temperature labeling PI3 kinase p85 with ab313427, followed by detection using an Alexa Fluor 488-conjugated Goat anti-Rabbit secondary antibody (green) (Image A). Nuclei were stained using DAPI (Image B) and actin stained with Alexa Fluor 594 phalloidin (red) (image C). Image D is a composite image showing cytoplasmic localization of PI3K.

Immunocytochemistry/ Immunofluorescence - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)

Immunofluorescent analysis of 70% confluent log phase U-87 MG cells fixed with 4% paraformaldehyde for 15 minutes; permeabilized with 0.25% Triton X-100 for 10 minutes followed by blocking with 5% BSA for 1 hour at room temperature labeling PI3K with ab313427 at 2-4 ?g/mL, followed by Alexa Fluor 488 Goat anti-Rabbit IgG Secondary Antibody at a dilution of 1/400 for 30 minutes at room temperature (Panel a/ green). Nuclei (Panel b/ blue) were stained with DAPI. F-actin (Panel c/ red) was stained with Alexa Fluor 594 Phalloidin. Panel d is a merged image showing cytoplasmic and membrane localization of PI3K. Panel e shows no primary antibody. The images were captured at 20X magnification.

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)
  • WB

Supplier Data

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)

All lanes:

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (ab313427) at 2 µg/mL

Lane 1:

Jurkat whole cell lysate

Lane 2:

NIH-3T3 whole cell lysate

Lane 3:

HEK293 whole cell lysate

Lane 4:

HeLa whole cell lysate

Lane 5:

MCF-7 whole cell lysate

Lane 6:

K562 whole cell lysate

Observed band size: 85 kDa

true

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)
  • WB

Supplier Data

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (AB313427)

All lanes:

Western blot - Anti-PI 3 Kinase p85 beta antibody [RP23040082] (ab313427) at 0.5 µg/mL

Lane 1:

K562 cell lysate at 20 µg

Lane 2:

MCF7 cell lysate at 20 µg

Lane 3:

HeLa cell lysate at 20 µg

Lane 4:

HEK-293 cell lysate at 20 µg

Lane 5:

NIH/3T3 cell lysate at 20 µg

Lane 6:

Jurkat cell lysate at 20 µg

Secondary

All lanes:

Goat anti-Rabbit IgG-HRP Secondary Antibody at 1/5000 dilution

Predicted band size: 81.545 kDa

Observed band size: 80 kDa

true

Key facts

Host species

Rabbit

Clonality

Multiclonal

Clone number

RP23040082

Isotype

IgG

Carrier free

No

Reacts with

Human, Mouse

Applications

ICC/IF, WB

applications

Immunogen

Synthetic Peptide within Human PIK3R2.

O00459

Reactivity data

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "2-4 µg/mL", "ICCIF-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "0.5-1 µg/mL", "WB-species-notes": "<p></p>" }, "Mouse": { "ICCIF-species-checked": "guaranteed", "ICCIF-species-dilution-info": "", "ICCIF-species-notes": "", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "0.5-2 µg/mL", "WB-species-notes": "<p></p>" } } }

Product details

What are recombinant multiclonals?
Recombinant multiclonals are a mixture of recombinant antibodies co-expressed from a library of heavy and light chains. They offer several advantages including:

  • - The sensitivity of polyclonal antibodies by recognising multiple epitopes
  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

View our range of recombinant multiclonal antibodies.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
Preservative: 0.09% Sodium azide Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage duration
1-2 weeks
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

Supplementary information

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

PI 3-kinase p85 beta also known as PIK3R2 is a regulatory subunit of phosphoinositide 3-kinases (PI3K). This protein has a molecular weight of approximately 85 kilodaltons. It expresses widely in various tissues including brain liver and skeletal muscle. The p85 protein form interacts with the catalytic subunit p110 allowing for the proper localization and activation of PI3K in response to various extracellular signals.
Biological function summary

The regulatory subunit PI 3-kinase p85 beta is responsible for maintaining the balance of PI3K activity within the cellular environment. It forms a dynamic complex with the catalytic subunit influencing downstream signaling pathways. The presence of p85 beta ensures the stability and function of the PI3K complex essential for processes such as cell growth survival and metabolism.

Pathways

This protein plays a significant role in the PI3K/AKT/mTOR signaling pathway and also contributes to insulin signaling. It partners with p110 and mediates the transmission of signals from receptor tyrosine kinases (RTKs) like insulin receptors. The regulation by p85 beta affects protein synthesis and glucose uptake highlighting its function in cellular energy management.

Dysregulation of PI 3-kinase p85 beta associates frequently with types of cancer and type 2 diabetes mellitus. Aberrant signaling through the PI3K pathway involving interactions between p85 beta and p110 contributes to oncogenesis. Similarly inappropriate regulation of insulin signaling links p85 beta with insulin resistance an important factor in type 2 diabetes where it may interact with proteins such as IRS-1 (Insulin Receptor Substrate 1) to influence disease progression.

Product protocols

For this product, it's our understanding that no specific protocols are required. You can visit:

Target data

Regulatory subunit of phosphoinositide-3-kinase (PI3K), a kinase that phosphorylates PtdIns(4,5)P2 (Phosphatidylinositol 4,5-bisphosphate) to generate phosphatidylinositol 3,4,5-trisphosphate (PIP3). PIP3 plays a key role by recruiting PH domain-containing proteins to the membrane, including AKT1 and PDPK1, activating signaling cascades involved in cell growth, survival, proliferation, motility and morphology. Binds to activated (phosphorylated) protein-tyrosine kinases, through its SH2 domain, and acts as an adapter, mediating the association of the p110 catalytic unit to the plasma membrane. Indirectly regulates autophagy (PubMed : 23604317). Promotes nuclear translocation of XBP1 isoform 2 in a ER stress- and/or insulin-dependent manner during metabolic overloading in the liver and hence plays a role in glucose tolerance improvement (By similarity).
See full target information PIK3R2

Product promise

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