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Rabbit Polyclonal RAB5A antibody. Suitable for ICC/IF, IHC-P and reacts with Rat, Human, Mouse samples. Cited in 35 publications. Immunogen corresponding to Synthetic Peptide within Human RAB5A aa 150-200 conjugated to Keyhole Limpet Haemocyanin.


Images

Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (AB13253), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (AB13253), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (AB13253), expandable thumbnail
  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Rab5 antibody (AB13253), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (AB13253), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Rabbit
Storage buffer

Preservative: 0.09% Sodium azide
Constituents: 50% Glycerol (glycerin, glycerine), 2.68% PBS

Form
Liquid
Clonality
Polyclonal

Immunogen

  • Synthetic Peptide within Human RAB5A aa 150-200 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link P20339

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Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
ICC/IFIHC-P
Human
Tested
Expected
Mouse
Expected
Tested
Rat
Tested
Expected
Dog
Predicted
Predicted

Tested
Tested

Species
Rat
Dilution info
1/80
Notes

-

Species
Human
Dilution info
1/80
Notes

-

Expected
Expected

Species
Mouse
Dilution info
Use at an assay dependent concentration.
Notes

-

Predicted
Predicted

Species
Dog
Dilution info
-
Notes

-

Tested
Tested

Species
Mouse
Dilution info
1/100
Notes

Use Bouin's fixative to fix tissue.

Expected
Expected

Species
Rat, Human
Dilution info
Use at an assay dependent concentration.
Notes

-

Predicted
Predicted

Species
Dog
Dilution info
-
Notes

-

Associated Products

Select an associated product type

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Target data

Function

Small GTPase which cycles between active GTP-bound and inactive GDP-bound states. In its active state, binds to a variety of effector proteins to regulate cellular responses such as of intracellular membrane trafficking, from the formation of transport vesicles to their fusion with membranes. Active GTP-bound form is able to recruit to membranes different sets of downstream effectors directly responsible for vesicle formation, movement, tethering and fusion. RAB5A is required for the fusion of plasma membranes and early endosomes (PubMed:10818110, PubMed:14617813, PubMed:15378032, PubMed:16410077). Contributes to the regulation of filopodia extension (PubMed:14978216). Required for the exosomal release of SDCBP, CD63, PDCD6IP and syndecan (PubMed:22660413). Regulates maturation of apoptotic cell-containing phagosomes, probably downstream of DYN2 and PIK3C3 (By similarity).

Alternative names

Recommended products

Rabbit Polyclonal RAB5A antibody. Suitable for ICC/IF, IHC-P and reacts with Rat, Human, Mouse samples. Cited in 35 publications. Immunogen corresponding to Synthetic Peptide within Human RAB5A aa 150-200 conjugated to Keyhole Limpet Haemocyanin.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Polyclonal
Immunogen
  • Synthetic Peptide within Human RAB5A aa 150-200 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link P20339
Purification technique
Affinity purification Protein A
Concentration
Loading...

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

Rab5 also known as Ras-related protein Rab-5A is a small GTPase of approximately 24 kDa. It is part of the Rab family of proteins and functions as an endosomal marker in cells. Rab5 is ubiquitously expressed but shows enriched expression in tissues with a high rate of endocytosis like the brain and liver. This protein plays a significant role in early endosome fusion and trafficking acting as an essential regulator of vesicular transport processes within the cell.

Biological function summary

Rab5 regulates the early endocytic pathway by mediating vesicle docking and fusion processes. It is not a part of a large complex but interacts with a range of effector proteins that facilitate endosome maturation. Rab5's role as an endosomal marker makes it important for membrane trafficking receptor recycling and signal transduction. Researchers often identify Rab5 in cellular studies using endosome staining techniques or specific antibodies like Drosophila antibodies to visualize its function and distribution.

Pathways

The endocytic network heavily involves Rab5 particularly influencing the endocytosis and endosomal signaling pathways. It frequently interacts with proteins such as EEA1 (Early Endosome Antigen 1) and Rabaptin-5 which are critical for endosomal membrane fusion. This mechanistic involvement ensures the correct transfer and processing of endocytic vesicles facilitating the continual cycle of membrane and receptor turnover in cells.

Associated diseases and disorders

Rab5 dysfunction associates with neurological conditions such as Alzheimer's disease and cancer. Alterations in Rab5 levels or function can disrupt normal endosomal trafficking leading to amyloid beta peptide accumulation in Alzheimer's. Additionally Rab5's role in cancer relates to its regulation of growth factor receptors where its interaction with proteins like the PE marker influences tumor progression. Understanding Rab5 pathways and interactions paves the way for developing targeted therapeutics in these disorders.

Product promise

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5 product images

  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253), expandable thumbnail
    This image is courtesy of Randal Moldrich, CNRS UMR7637, ESPCI, France

    Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253)

    Confocal microscopy of fixed primary cultures of rat hippocampal neurons (embryonic day 18) showing immunocytochemical labelling of polyclonal rabbit anti-Rab5 (Abcam ab13253, 1/200; Alexa Fluor 488; 1/200; green) and monoclonal mouse anti-tubulin-II (Alexa Fluor 568 1/200; red). Magnification 63x; insert 180x.

  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253), expandable thumbnail
    This image is courtesy of Randal Moldrich, CNRS UMR7637, ESPCI, France

    Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253)

    ab13253 Rabbit polyclonal to Rab5 was used in in fixed HEK cells that had been transfected with Rab5-GFP Fluorescence microscopy of fixed Rab5-transfected HEK cells showing (left to right) immunocytochemical labelling of rabbit polyclonal Rab5 (ab13253, 1/500; Cy3; red), and Rab5-GFP (green) with their overlay (far right). Scale bar = 7μm. Showing good co-localisation.

  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253)

    Immunofluorescent analysis of 2% paraformaldehyde fixed Human cervical cancer cell line (HeLa) for 20min at RT, labelling Rab5 with ab13253 at 1/80 dilution for 12 hours at 4°C, followed by secondary antibody Goat Anti-Rabbit (FITC) (green) at 1/200 dilution for 2 hours at RT. Counterstain: DAPI (blue) nuclear stain at 1:40000 for 2 hours at RT. Image showing cytoplasmic staining on HeLa cells. (A) DAPI (blue) nuclear stain. (B) Anti-Rab5 Antibody (green). (C) Composite image.

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Rab5 antibody (ab13253), expandable thumbnail

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-Rab5 antibody (ab13253)

    ab13253 at 1/100 dilution staining Rab5 in mouse back skin tissue section by Immunohistochemistry (Bouin's fixative fixed paraffin-embedded tissue section). Antigen retrieval was done by microwave in citrate buffer. A Fluorophore-conjugated goat anti-rabbit secondary was used at 1/50 dilution.

  • Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - Anti-Rab5 antibody (ab13253)

    Immunofluorescent analysis of 2% Formaldehyde-fixed Cervical cancer cell line (HeLa) labeling Rab5 with ab13253 at 1/80 dilution. Secondary antibody: R-PE Goat Anti-Rabbit (yellow) at 1/200 dilution. (A) DAPI (blue) nuclear stain. (B) Anti-Rab5 Antibody. (C) Composite.

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