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AB226047

Anti-Rab4 antibody [EPR3043] - BSA and Azide free

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(1 Publication)

Rabbit Recombinant Monoclonal Rab4 antibody. Carrier free. Suitable for IP, WB, ICC/IF, Flow Cyt (Intra) and reacts with Human, Mouse, Rat samples. Cited in 1 publication.

View Alternative Names

RAB4, RAB4A, Ras-related protein Rab-4A

5 Images
Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)

Immunocytochemistry/ Immunofluorescence analysis of HeLa (Human cervix adenocarcinoma epithelial cell) cells labeling Rab4 with Purified ab109009 at 1 : 170 dilution (10 µg/ml). Cells were fixed in 100% Methanol. Cells were counterstained with ab195889 Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) 1 : 200 (2.5 µg/ml). Goat anti rabbit IgG (Alexa Fluor® 488, ab150077) was used as the secondary antibody at 1 : 1000 (2 µg/ml) dilution. DAPI nuclear counterstain. PBS instead of the primary antibody was used as the secondary antibody only control.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab109009).

Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)

Immunocytochemistry/Immunofluorescence analysis of HeLa (Human epithelial cell line from cervix adenocarcinoma) labelling Rab4 with purified ab109009 at 1/250. Cells were fixed with 100% methanol and permeabilized with 0.1% triton X-100. ab150077 Goat anti rabbit IgG (Alexa Fluor® 488) at 1/1000 was used as the secondary antibody. Nuclei were counterstained with DAPI. PBS was used instead of the primary antibody as the negative control.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab109009).

Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)
  • ICC/IF

Unknown

Immunocytochemistry/ Immunofluorescence - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)

ab109009 at 1/500 dilution staining Rab4 in HeLa by Immunofluorescence.This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab109009).

Flow Cytometry (Intracellular) - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)
  • Flow Cyt (Intra)

Unknown

Flow Cytometry (Intracellular) - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)

Intracellular Flow Cytometry analysis of HeLa (Human cervix adenocarcinoma epithelial cell) cells labeling Rab4 with Purified ab109009 at 1/200 dilution (1 μg/ml) (red). Cells were fixed with 4% Paraformaldehyde. A Goat anti rabbit IgG (Alexa Fluor® 488, ab150077) secondary antibody was used at 1/2000. Isotype control - Rabbit monoclonal IgG (Black). Unlabeled control - Cell without incubation with primary antibody and secondary antibody (Blue).

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab109009).

Immunoprecipitation - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)
  • IP

Unknown

Immunoprecipitation - Anti-Rab4 antibody [EPR3043] - BSA and Azide free (AB226047)

ab109009 (purified) at 1 : 80 dilution (2�g) immunoprecipitating Rab4 in MCF7 whole cell lysate.
Lane 1 (input) : MCF7 (Human breast adenocarcinoma epithelial cell) whole cell lysate 10�g
Lane 2 (+) : ab109009 & MCF7 whole cell lysate
Lane 3 (-) : Rabbit monoclonal IgG (ab172730) instead of ab109009 in MCF7 whole cell lysate
For western blotting, VeriBlot for IP secondary antibody (HRP) (ab131366) was used as the secondary antibody at 1 : 1000 dilution.
Blocking and diluting buffer : 5% NFDM/TBST.This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab109009).

All lanes:

Immunoprecipitation - Anti-Rab4 antibody [EPR3043] - Early Endosome Marker (<a href='/en-us/products/primary-antibodies/rab4-antibody-epr3043-early-endosome-marker-ab109009'>ab109009</a>)

Predicted band size: 24 kDa

false

  • Unconjugated

    Anti-Rab4 antibody [EPR3043] - Early Endosome Marker

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

EPR3043

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse, Rat, Human

Applications

Flow Cyt (Intra), ICC/IF, WB, IP

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity data

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Product details

ab226047 is the carrier-free version of ab109009.

Patented technology
Our RabMAb® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb® patents.

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Conjugation ready
Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications.

Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold.

Compatibility
This product is compatible with the Maxpar® Antibody Labeling Kit from Fluidigm, without the need for antibody preparation. Maxpar® is a trademark of Fluidigm Canada Inc.

Properties and storage information

Form
Liquid
Purification technique
Affinity purification Protein A
Storage buffer
pH: 7.2 - 7.4 Constituents: PBS
Shipped at conditions
Blue Ice
Appropriate short-term storage conditions
+4°C
Appropriate long-term storage conditions
+4°C
Storage information
Do Not Freeze

Supplementary information

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

Rab4 also known as Ras-related protein Rab-4A is a small GTPase with a molecular mass of approximately 24 kDa. This protein is expressed in various cell types predominantly in tissues with high endocytic activity. Rab4 primarily functions as an endosome marker cooperating with the endocytic machinery to regulate sorting and recycling of endosomes. It occupies key positions on early endosomes relevant to its role in vesicular trafficking and membrane transportation. Endosome staining typically identifies Rab4 as an essential component in understanding endocytosis dynamics.
Biological function summary

Rab4 coordinates the trafficking of cargo between endosomes and the plasma membrane. It usually forms part of a protein complex that governs the recycling pathway of internalized membrane proteins and lipids. Rab4 modulates various cellular processes by impacting the rapid recycling of receptors receptors often return to the cell surface in response to Rab4 regulation. This action is important for maintaining cellular homeostasis and efficient signal transduction serving as a checkpoint for receptor-mediated events.

Pathways

The protein plays significant roles in the endocytic recycling pathway and the insulin signaling pathway. Rab4's activity influences the trafficking cycle often interacting with other proteins such as Rab11 and Rab5 to ensure efficient cargo movement within cells. By facilitating swift endosome recycling Rab4 has a direct impact on intracellular signaling and trafficking pathways supporting a range of cellular activities. This concerted interaction accentuates its importance in managing endosomal traffic and maintaining cellular connectivity.

Rab4 has implications in neurodegenerative disease and cancer. Abnormal Rab4 function disrupts endosomal signaling contributing to the pathogenesis of conditions like Alzheimer’s disease where it interacts with proteins such as amyloid precursor protein (APP). In cancer the dysregulation of Rab4-associated pathways affects tumor progression and metastasis. Rab4's connection with proteins like EGFR (Epidermal Growth Factor Receptor) indicates its potential role in altering cancer cell behaviors and resistance mechanisms making it a focus of interest in therapeutic approaches.

Product protocols

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

Target data

The small GTPases Rab are key regulators of intracellular membrane trafficking, from the formation of transport vesicles to their fusion with membranes. Rabs cycle between an inactive GDP-bound form and an active GTP-bound form that is able to recruit to membranes different sets of downstream effectors directly responsible for vesicle formation, movement, tethering and fusion (PubMed : 15907487, PubMed : 16034420). RAB4A is involved in protein transport (PubMed : 29425100). Also plays a role in vesicular traffic. Mediates VEGFR2 endosomal trafficking to enhance VEGFR2 signaling (PubMed : 29425100). Acts as a regulator of platelet alpha-granule release during activation and aggregation of platelets (By similarity).
See full target information RAB4A

Publications (1)

Recent publications for all applications. Explore the full list and refine your search

Cell reports 33:108253 PubMed33053339

2020

PAI-1-Dependent Inactivation of SMAD4-Modulated Junction and Adhesion Complex in Obese Endometrial Cancer.

Applications

Unspecified application

Species

Unspecified reactive species

Li-Ling Lin,Edward R Kost,Chun-Lin Lin,Philip Valente,Chiou-Miin Wang,Mikhail G Kolonin,Alexes C Daquinag,Xi Tan,Nicholas Lucio,Chia-Nung Hung,Chen-Pin Wang,Nameer B Kirma,Tim H-M Huang
View all publications

Product promise

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For full details, please see our Terms & Conditions

Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.

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