Date published: 2025-10-12

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Rab 32 Antibody (B-4): sc-390178

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Datasheets
  • Rab 32 Antibody (B-4) is a mouse monoclonal IgG1 κ Rab 32 antibody, cited in 6 publications, provided at 200 µg/ml
  • raised against amino acids 181-223 mapping at the C-terminus of Rab 32 of mouse origin
  • Rab 32 Antibody (B-4) is recommended for detection of Rab 32 of mouse origin by WB, IP, IF and ELISA
  • Anti-Rab 32 Antibody (B-4) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgG Fc BP-HRP, m-IgG1 BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for Rab 32 Antibody (B-4) for WB applications. These reagents are now offered in bundles with Rab 32 Antibody (B-4) (see ordering information below).

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Rab 32 Antibody (B-4) is a mouse monoclonal IgG1 kappa light chain antibody that detects the Rab 32 protein of mouse origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). anti-Rab 32 antibody (B-4) is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. Rab 32, consisting of 225 amino acids, is a member of the small GTPase superfamily and plays a crucial role in vesicle and granule targeting within cells. Notably, Rab 32 has a unique GTP-binding sequence, DIAGQE, which differs from the more common DTAGQE found in other RAB proteins, highlighting distinct functional properties. Rab 32 acts as an A-kinase anchoring protein by binding to the type II regulatory subunit of protein kinase A, effectively anchoring it to mitochondria, which is vital for regulating mitochondrial dynamics and function. Rab 32 is widely expressed in various tissues, including heart, liver, kidney, bone marrow, testis, colon, and fetal lung, and has been implicated in the pathogenesis of certain cancers, such as microsatellite instability-high colon cancers, where Rab 32 is frequently hypermethylated. The gene encoding Rab 32 is conserved across multiple species, including chimpanzees, cows, mice, rats, chickens, zebrafish, fruit flies, mosquitoes, and Caenorhabditis elegans, and is located on human chromosome 6q24.3, underscoring evolutionary significance and potential as a biomarker in cancer research.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

Rab 32 Antibody (B-4) References:

  1. Rab32 uses its effector reticulon 3L to trigger autophagic degradation of mitochondria-associated membrane (MAM) proteins.  |  Herrera-Cruz, MS., et al. 2021. Biol Direct. 16: 22. PMID: 34743744
  2. Rab32/38-Dependent and -Independent Transport of Tyrosinase to Melanosomes in B16-F1 Melanoma Cells.  |  Nishizawa, A., et al. 2022. Int J Mol Sci. 23: PMID: 36430618
  3. Characterization of Rab32- and Rab38-positive lysosome-related organelles in osteoclasts and macrophages.  |  Noda, K., et al. 2023. J Biol Chem. 299: 105191. PMID: 37625588
  4. Rab32 and Rab38 maintain bone homeostasis by regulating intracellular traffic in osteoclasts.  |  Tokuda, K., et al. 2023. Cell Struct Funct. 48: 223-239. PMID: 37793839
  5. Rab32 family proteins regulate autophagosomal components recycling.  |  Wu, Z., et al. 2024. J Cell Biol. 223: PMID: 38323995
  6. Deciphering the molecular regulatory of RAB32/GPRC5A axis in chronic obstructive pulmonary disease.  |  Wu, Y., et al. 2024. Respir Res. 25: 116. PMID: 38448858
  7. LYSMD proteins promote activation of Rab32-family GTPases for lysosome-related organelle biogenesis.  |  Li, J., et al. 2024. J Cell Biol. 223: PMID: 39078368
  8. RAB32 mutation in Parkinson's disease.  |  Monfrini, E., et al. 2024. Lancet Neurol. 23: 961-962. PMID: 39304252
  9. RAB32 mutation in Parkinson's disease.  |  Zhao, Y., et al. 2024. Lancet Neurol. 23: 962-963. PMID: 39304253
  10. Genetic and Epidemiological Insights into RAB32-Linked Parkinson's Disease.  |  Radefeldt, M., et al. 2025. Mov Disord. 40: 147-151. PMID: 39460989

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Rab 32 Antibody (B-4)

sc-390178
200 µg/ml
$316.00

Rab 32 Antibody (B-4): m-IgG Fc BP-HRP Bundle

sc-530085
200 µg Ab; 10 µg BP
$354.00

Rab 32 Antibody (B-4): m-IgGκ BP-HRP Bundle

sc-523436
200 µg Ab, 40 µg BP
$354.00

Rab 32 Antibody (B-4): m-IgG1 BP-HRP Bundle

sc-543861
200 µg Ab; 20 µg BP
$354.00

Rab 32 Antibody (B-4) AC

sc-390178 AC
500 µg/ml, 25% agarose
$416.00

Rab 32 Antibody (B-4) HRP

sc-390178 HRP
200 µg/ml
$316.00

Rab 32 Antibody (B-4) FITC

sc-390178 FITC
200 µg/ml
$330.00

Rab 32 Antibody (B-4) PE

sc-390178 PE
200 µg/ml
$343.00

Rab 32 Antibody (B-4) Alexa Fluor® 488

sc-390178 AF488
200 µg/ml
$357.00

Rab 32 Antibody (B-4) Alexa Fluor® 546

sc-390178 AF546
200 µg/ml
$357.00

Rab 32 Antibody (B-4) Alexa Fluor® 594

sc-390178 AF594
200 µg/ml
$357.00

Rab 32 Antibody (B-4) Alexa Fluor® 647

sc-390178 AF647
200 µg/ml
$357.00

Rab 32 Antibody (B-4) Alexa Fluor® 680

sc-390178 AF680
200 µg/ml
$357.00

Rab 32 Antibody (B-4) Alexa Fluor® 790

sc-390178 AF790
200 µg/ml
$357.00

How is the antibody coupled to the agarose beads in sc-390178 AC?   Is it covalently coupled?  Is there to elute the sample protein off the beads while leaving the antibody on the bead (i.e. acid wash or heat or SDS)?

Asked by: Emre
Thank you for your question. It would be helpful if you could call 800-457-3801, allowing for a more interactive discussion of this and other related questions.
Answered by: Technical Service
Date published: 2023-02-08

will this antibody react with rat samples?

Asked by: kim7
Thank you for your question. Based on our tests with Rab 32 Antibody (B-4): sc-390178 we can only recommend it for detection of Rab 32 of mouse origin by WB, IP, IF and ELISA.
Answered by: Technical Support Europe
Date published: 2020-10-21

What is the recommended fixation method for immunofluorescence staining with Rab 32 (B-4): sc-390178 monoclonal antibody?

Asked by: TinTin
Thank you for your inquiry. We recommend fixing cells for 5 minutes in -10°C methanol and allowing to air dry. The full protocol can be viewed here: https://www.scbt.com/scbt/resources/protocols/immunofluorescence-cell-staining
Answered by: Technical Support
Date published: 2017-02-24
  • y_2025, m_10, d_9, h_7CST
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Rated 3 out of 5 by from works fineI tried this antibody with WB for cell lysate, it worked showing specific bands, but also show some nonspecific bands.I am not sure whether it is due to the long time storage in the shipping way.
Date published: 2018-04-04
Rated 5 out of 5 by from clear bandThis antibody gives a very clear band by WB (1/600) on HeLa cells.
Date published: 2017-05-13
Rated 5 out of 5 by from Great WB data with human transfected lysatesGreat WB data with human transfected lysates. -SCBT QC
Date published: 2015-05-08
Rated 5 out of 5 by from Great IF data with methanolGreat IF data with methanol-fixed NIH/3T3 cells. -SCBT QC
Date published: 2014-08-20
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Rab 32 Antibody (B-4) is rated 4.5 out of 5 by 4.
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