Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free
- BOND RX™ Validated
- Recombinant
- RabMAb
- KO Validated
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Knockout Tested Rabbit Recombinant Monoclonal ATG4B antibody. Carrier free. Suitable for WB, IHC-P and reacts with Human samples.
View Alternative Names
APG4B, AUTL1, KIAA0943, ATG4B, Cysteine protease ATG4B, AUT-like 1 cysteine endopeptidase, Autophagy-related cysteine endopeptidase 1, Autophagy-related protein 4 homolog B, Autophagin-1, HsAPG4B, hAPG4B
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded Human non-Hodgkin's lymphoma tissue labeling ATG4B with ab317821 at 1/500 (1.052 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Positive staining on human non-Hodgkin's lymhoma.
The section was incubated with ab317821 for 30 mins at room temperature.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument.
Incubate slides with 3% Hydrogen Peroxide for 10 mins at room temperature after secondary antibody incubation to reduce the background.
Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded Human tonsil tissue labeling ATG4B with ab317821 at 1/500 (1.052 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Positive staining on human tonsil.
The section was incubated with ab317821 for 30 mins at room temperature.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument.
Incubate slides with 3% Hydrogen Peroxide for 10 mins at room temperature after secondary antibody incubation to reduce the background.
Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded Human colorectal carcinoma tissue labeling ATG4B with ab317821 at 1/500 (1.052 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Positive staining on human colorectal carcinoma (PMID : 24991826).
The section was incubated with ab317821 for 30 mins at room temperature.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument.
Incubate slides with 3% Hydrogen Peroxide for 10 mins at room temperature after secondary antibody incubation to reduce the background.
Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded Human colon tissue labeling ATG4B with ab317821 at 1/500 (1.052 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Low expression : very weak staining on human colon (PMID : 24991826).
The section was incubated with ab317821 for 30 mins at room temperature.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument.
Incubate slides with 3% Hydrogen Peroxide for 10 mins at room temperature after secondary antibody incubation to reduce the background.
Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
Immunohistochemical analysis of paraffin-embedded (A) Wild-type HeLa (human cervix adenocarcinoma epithelial cell) cell pellet (B) ATG4B knockout HeLa cell pellet tissue labeling ATG4B with ab317821 at 1/500 (1.052 ug/ml) dilution, followed by a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Positive staining on (A) Wild-type HeLa cell pellet, no staining on (B) ATG4B knockout HeLa cell pellet.
The section was incubated with ab317821 for 30 mins at room temperature.
The immunostaining was performed on a Leica Biosystems BOND® RX instrument.
Incubate slides with 3% Hydrogen Peroxide for 10 mins at room temperature after secondary antibody incubation to reduce the background.
Counterstained with Hematoxylin.
Secondary antibody only control : Secondary antibody is a ready to use LeicaDS9800 (Bond™ Polymer Refine Detection).
Heat mediated antigen retrieval was performed with Tris-EDTA buffer (pH 9.0, Epitope Retrieval Solution2) for 20 mins.
- WB
Supplier Data
Western blot - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
All lanes:
Western blot - Anti-ATG4B antibody [EPR28756-91] (<a href='/en-us/products/primary-antibodies/atg4b-antibody-epr28756-91-ab317821'>ab317821</a>) at 1/1000 dilution
All lanes:
Human tonsil tissue lysate at 20 µg
Secondary
All lanes:
Goat Anti-Rabbit IgG (HRP) with minimal cross-reactivity with human IgG at 1/2000 dilution
Observed band size: 44 kDa
true
Exposure time: 81s
- WB
Supplier Data
Western blot - Anti-ATG4B antibody [EPR28756-91] - BSA and Azide free (AB317822)
This data was developed using ab317821, the same antibody clone in a different buffer formulation.
In Western blot, ab317821 was shown to bind specifically to ATG4B. A band was observed at 44 kDa in wild-type Hela cell lysates whereas loss of signal was observed in the ATG4B knockout cell line (ab265814/knockout lysate ab257364).
In Western blot, Anti-GAPDH antibody [EPR16891] - Loading Control (ab181602) staining at 1/200000 dilution.
Exposure time : Lanes 1-2 : 15 seconds, Lanes 3-5 : 48 seconds
All lanes:
Western blot - Anti-ATG4B antibody [EPR28756-91] (<a href='/en-us/products/primary-antibodies/atg4b-antibody-epr28756-91-ab317821'>ab317821</a>) at 1/1000 dilution
Lane 1:
Wild-type HeLa (human cervical adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Lane 2:
ATG4B knockout HeLa whole cell lysate at 20 µg
Lane 3:
HepG2 (human hepatocellular carcinoma epithelial cell) whole cell lysate at 20 µg
Lane 4:
Jurkat (human T cell leukemia T lymphocyte from peripheral blood) whole cell lysate at 20 µg
Lane 5:
Ramos (human Burkitts lymphoma B lymphocyte) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 1/20000 dilution
Observed band size: 44 kDa,36 kDa
false
Related conjugates and formulations (1)
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Anti-ATG4B antibody [EPR28756-91]
Reactivity data
Product details
ab317822 is the carrier-free version of ab317821.
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
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
ATG4B functions in the cellular autophagic machinery cleaving the C-terminal of ATG8 proteins. This processing is necessary for the conjugation to phosphatidylethanolamine and integration into autophagosomes. ATG4B is part of a larger autophagic complex that also includes other critical proteins like ATG7 and ATG3 helping prepare ATG8 proteins for autophagosome creation.
Pathways
ATG4B participates in the autophagy pathway by refining the cargo processing mechanism. It interacts with the mTOR signaling pathway which influences cell survival and growth based on nutrient availability. The ATG4B enzyme is closely related to ATG7 in the pathway as both contribute to the maturation of autophagosomes.
Product protocols
- Visit the General protocols
- Visit the Troubleshooting
Target data
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
For licensing inquiries, please contact partnerships@abcam.com