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Rabbit Polyclonal BAG3 antibody. Suitable for IHC-P, IP, WB and reacts with Human samples. Immunogen corresponding to Synthetic Peptide within Human BAG3 aa 500 to C-terminus.

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Images

Western blot - Anti-Bag3 antibody (AB225561), expandable thumbnail
  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Bag3 antibody (AB225561), expandable thumbnail
  • Immunoprecipitation - Anti-Bag3 antibody (AB225561), expandable thumbnail

Key facts

Isotype

IgG

Host species

Rabbit

Storage buffer

pH: 6.8 - 7.4
Preservative: 0.09% Sodium azide
Constituents: Tris buffered saline, 0.1% BSA

Form

Liquid

Clonality

Polyclonal

Immunogen

  • Synthetic Peptide within Human BAG3 aa 500 to C-terminus. The exact immunogen used to generate this antibody is proprietary information. Database link O95817

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
IHC-PIPWB
Human
Tested
Tested
Tested

Tested
Tested

Species

Human

Dilution info

1/200.00000 - 1/1000.00000

Notes

Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Tested
Tested

Species

Human

Dilution info

2.00000-5.00000 µg/mg of lysate

Notes

-

Tested
Tested

Species

Human

Dilution info

1/2000.00000 - 1/10000.00000

Notes

-

Associated Products

Select an associated product type

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Target data

Function

Co-chaperone for HSP70 and HSC70 chaperone proteins. Acts as a nucleotide-exchange factor (NEF) promoting the release of ADP from the HSP70 and HSC70 proteins thereby triggering client/substrate protein release. Nucleotide release is mediated via its binding to the nucleotide-binding domain (NBD) of HSPA8/HSC70 where as the substrate release is mediated via its binding to the substrate-binding domain (SBD) of HSPA8/HSC70 (PubMed:9873016, PubMed:27474739). Has anti-apoptotic activity (PubMed:10597216). Plays a role in the HSF1 nucleocytoplasmic transport (PubMed:26159920).

Alternative names

Recommended products

Rabbit Polyclonal BAG3 antibody. Suitable for IHC-P, IP, WB and reacts with Human samples. Immunogen corresponding to Synthetic Peptide within Human BAG3 aa 500 to C-terminus.

Key facts

Isotype

IgG

Form

Liquid

Clonality

Polyclonal

Immunogen
  • Synthetic Peptide within Human BAG3 aa 500 to C-terminus. The exact immunogen used to generate this antibody is proprietary information. Database link O95817
Purification technique

Affinity purification Immunogen

Concentration
Loading...
Purification notes

ab225561 was affinity purified using an epitope specific to Bag3 immobilized on solid support.

Storage

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

Notes

Abcam is leading the way to address reproducibility in scientific research with our highly validated recombinant monoclonal and recombinant multiclonal antibodies. Search & select one of Abcam's thousands of recombinant alternatives to eliminate batch-variability and unnecessary animal use.

If you do not find a host species to meet your needs, our catalogue and custom Chimeric range provides scientists the specificity of Abcam's RabMAbs in the species backbone of your choice. Remember to also review our range of edited cell lines, proteins and biochemicals relevant to your target that may help you further your research goals.

Abcam antibodies are extensively validated in a wide range of species and applications, so please check the reagent specifications meet your scientific needs before purchasing. If you have any questions or bespoke requirements, simply visit the Contact Us page to send us an inquiry or contact our Support Team ahead of purchase.

Supplementary info

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

Activity summary

The Bcl-2-associated athanogene 3 commonly known as Bag3 is a protein with a molecular weight of approximately 74 kDa. It plays an important role in apoptosis regulation and stress responses by interacting with heat shock proteins. Bag3 is expressed in various tissues including the heart skeletal muscles and certain types of neurons. It functions mechanically by binding to chaperones like Hsp70 modulating their activity and helping in protein folding and degradation processes.

Biological function summary

Bag3 contributes to cell survival by assisting in protein homeostasis and mitigating stress-related cellular damage. It acts as a co-chaperone and forms part of complexes with Hsp70 HspB8 and CHIP among others. These interactions enhance the cellular capacity to handle misfolded proteins preventing the aggregation that could lead to cell toxicity. In muscle cells Bag3 plays a role in maintaining structural integrity by participating in the assembly of myofibrils critical for muscle function.

Pathways

The protein is involved in autophagy and apoptosis regulation. It actively participates in the ubiquitin-proteasome system and chaperone-mediated autophagy collaborating closely with proteins like HspB8 and Hsp70. The integration of Bag3 within these pathways highlights its involvement in removing damaged proteins and preserving cellular function during stress conditions. Additionally Bag3 contributes to the regulation of the NF-kB pathway which is involved in the immune response and inflammation.

Associated diseases and disorders

Mutations or dysregulation of Bag3 associate with conditions such as myopathy and certain cancers. In myopathy aberrations in Bag3 affect muscle resilience and repair leading to structural muscle defects. In cancer Bag3's role in inhibiting apoptosis promotes tumor cell survival making it a target for therapeutic interventions. The protein has connections with p53 in cancer contexts where it influences cell death and survival decisions. Understanding Bag3's interactions and functions in these diseases opens new opportunities for developing treatments targeting these pathways.

Product promise

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3 product images

  • Western blot - Anti-Bag3 antibody (ab225561), expandable thumbnail

    Western blot - Anti-Bag3 antibody (ab225561)

    All lanes: Western blot - Anti-Bag3 antibody (ab225561) at 0.04 µg/mL

    Lane 1: HeLa (human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 50 µg

    Lane 2: HeLa (human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 15 µg

    Lane 3: HeLa (human epithelial cell line from cervix adenocarcinoma) whole cell lysate at 5 µg

    Developed using the ECL technique.

    Predicted band size: 62 kDa

    Exposure time: 30s

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Bag3 antibody (ab225561), expandable thumbnail

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Bag3 antibody (ab225561)

    Formalin-fixed, paraffin-embedded human lung carcinoma tissue stained for Bag3 using ab225561 at 1/500 dilution in immunohistochemical analysis. Detection: DAB staining.

  • Immunoprecipitation - Anti-Bag3 antibody (ab225561), expandable thumbnail

    Immunoprecipitation - Anti-Bag3 antibody (ab225561)

    Bag3 was immunoprecipitated from HeLa (human epithelial cell line from cervix adenocarcinoma) whole cell lysate (1 mg for IP, 20% of IP loaded) with ab225561 at 3 μg/mg lysate. Western blot was performed from the immunoprecipitate using ab225561 at 0.4 μg/ml.

    Lane 1: ab225561 IP in HeLa whole cell lysate.

    Lane 2: Control IgG IP in HeLa whole cell lysate.

    Detection: Chemiluminescence with exposure time of 3 seconds.

    All lanes: Immunoprecipitation - Anti-Bag3 antibody (ab225561)

    Predicted band size: 62 kDa

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Product protocols

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

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