Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free
- Recombinant
- Advanced Validation
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Mouse Recombinant Monoclonal H2A.X antibody. Carrier free. Suitable for WB, Dot, ICC/IF, Flow Cyt (Intra), PepArr and reacts with Human, Mouse, Synthetic peptide - Human samples.
View Alternative Names
H2AFX, H2AX, Histone H2AX, H2a/x, Histone H2A.X
- Flow Cyt (Intra)
Supplier Data
Flow Cytometry (Intracellular) - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Flow cytometric analysis of 4% paraformaldehyde-fixed 90% methanol permeabilized HeLa (human cervical adenocarcinoma epithelial cell) treated with UV-C (50 mJ/cm2) then recovery (1h) (Red) / Untreated control (Green) cells labeling gamma H2A.X (phospho S139) with ab303656 at 1/1000 dilution (0.1µg) compared with a mouse monoclonal IgG (Black) isotype control and an unlabeled control (cells without incubation with primary antibody and secondary antibody) (Blue).Goat anti-Mouse IgG (Alexa Fluor® 488 ab150113) at 1/2000 dilution was used as the secondary antibody.
- ICC/IF
Supplier Data
Immunocytochemistry/ Immunofluorescence - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Immunofluorescent analysis of 4% Paraformaldehyde-fixed 0.1% Triton X-100 permeabilized HeLa (human cervical adenocarcinoma epithelial cell) cells labeling gamma H2A.X (phospho S139) with ab303656 at 1/500 dilution followed by ab150117 Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 dilution (2 µg/ml) (Green).Confocal image showing increased nuclear staining in HeLa cells treated with UV-C (50 mJ/cm2) then recovery (1h).ab202272 Recombinant Alexa Fluor® 594 Anti-alpha Tubulin antibody [EP1332Y] - Microtubule Marker (ab202272) was used to counterstain tubulin at 1/50 dilution (10 µg/mL) (Red). The nuclear counterstain was DAPI (Blue).Secondary antibody only control : Secondary antibody is ab150117 Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 dilution (2 µg/ml).
- ICC/IF
Lab
Immunocytochemistry/ Immunofluorescence - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Immunofluorescent analysis of 4% PFA-fixed 0.1% Triton X-100 permeabilized UV-treated HCT116 cells labelling Rad51 with ab133534 at 0.2 μg/ml (shown in green). ab303656 Anti-gamma H2A.X (phospho S139) antibody [N1-431] was used as a DNA-damage counterstain at 0.2 μg/ml (shown in red). The secondary antibodies used were ab150081 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 488) preadsorbed and ab150120 Goat Anti-Mouse IgG H&L (Alexa Fluor® 594) preadsorbed, both were used at 1/1000 (2 μg/ml) dilution. Image shows selected areas of overlapping foci. The nuclear counterstain was DAPI.
- ICC/IF
Supplier Data
Immunocytochemistry/ Immunofluorescence - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Immunofluorescent analysis of 4% Paraformaldehyde-fixed 0.1% Triton X-100 permeabilized NIH/3T3 (mouse embryonic fibroblast) cells labeling gamma H2A.X (phospho S139) with ab303656 at 1/500 dilution followed by ab150117 Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) preadsorbed antibody at 1/1000 dilution (2 µg/ml) (Green).Confocal image showing increased nuclear staining in NIH/3T3 cells treated with UV-C (50 mJ/cm2) then recovery (1h).ab202272 Recombinant Alexa Fluor® 594 Anti-alpha Tubulin antibody [EP1332Y] - Microtubule Marker (ab202272) was used to counterstain tubulin at 1/50 dilution (10 µg/mL) (Red). The nuclear counterstain was DAPI (Blue).Secondary antibody only control : Secondary antibody is ab150117 Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) preadsorbed at 1/1000 dilution (2 µg/ml).
- WB
Supplier Data
Western blot - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Blocking and diluting buffer and concentration : 5% NFDM/TBST.
The expression profile observed is consistent with what has been described in the literature (PMID : 11673449 and 11571274 ).
Exposure time : 3 minutes.
All lanes:
Western blot - Anti-gamma H2A.X (phospho S139) antibody [N1-431] (<a href='/en-us/products/primary-antibodies/gamma-h2ax-phospho-s139-antibody-n1-431-ab303656'>ab303656</a>) at 1/1000 dilution
Lane 1:
Untreated HeLa (human cervix adenocarcinoma epithelial cell), whole cell lysate at 20 µg
Lane 2:
HeLa treated with 50mJ/cm2 UV-C, then recovery for 30 minutes, whole cell lysate at 20 µg
Lane 3:
Untreated Jurkat (human T cell leukemia T lymphocyte), whole cell lysate at 20 µg
Lane 4:
Jurkat treated with 25uM etoposide for 8 hours, whole cell lysate at 20 µg
Lane 5:
Untreated NIH/3T3 (mouse embryonic fibroblast), whole cell lysate at 20 µg
Lane 6:
NIH/3T3 treated with 100mJ/cm2 UV-C, then recovery for 2 hours, whole cell lysate at 20 µg
Secondary
All lanes:
Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/2000 dilution
Observed band size: 15 kDa
false
Exposure time: 3min
- PepArr
Supplier Data
Peptide Array - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Peptide array analysis of ab303656 at 0.05 µg/ml followed by a Goat Anti-Rabbit IgG (H+L) Fluor 647nm conjugated at 1/50000 dilution. All batches of ab303656 are tested in Peptide Array against 501 different modified and unmodified histone peptides; each peptide is printed on the array at six concentrations (each in triplicate).Circle area represents affinity between the antibody and a peptide : all antigen-containing peptides are displayed as red circles all other peptides as blue circles. The affinity is calculated as the area under the curve when antibody binding values are plotted against the corresponding peptide concentration. Each circle area is normalized to the peptide with the strongest affinity. The complete dataset, including full list of all peptides and information on the position of each peptide in the diagram, is available under the Product Protocol section.
- Dot
Supplier Data
Dot Blot - Anti-gamma H2A.X (phospho S139) antibody [N1-431] - BSA and Azide free (AB325973)
This data was developed using ab303656, the same antibody clone in a different buffer formulation.
Dot blot analysis of gamma H2A.X (phospho S139) using ab303656 at 1/1000 dilution followed by a Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/10000 dilution. Lane 1 : H2A.X (phospho S139) peptide. Lane 2 : H2A.X non-phospho peptide. Exposure time : 3 minutes. Blocking and diluting buffer and concentration : 5% NFDM/TBST.
Related conjugates and formulations (1)
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Anti-gamma H2A.X (phospho S139) antibody [N1-431]
Reactivity data
Product details
ab325973 is the carrier-free version of ab303656
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.
Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com
Properties and storage information
Form
Purification technique
Storage buffer
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
Gamma H2A.X plays a role in DNA damage response and repair. It does not operate alone; it acts as part of a complex with other repair proteins. The formation of gamma H2A.X foci at DNA damage sites creates a signal attracting repair factors that help maintain genome stability. Its interaction with MDC1 and ATM proteins exemplifies its significant role in orchestrating an effective response to DNA damage. Beyond DNA repair gamma H2A.X influences cell cycle checkpoints permitting cells to pause and repair before proceeding with division.
Pathways
Gamma H2A.X plays a pivotal role in the DNA damage response (DDR) pathway. This pathway is essential for detecting and repairing DNA lesions to uphold genomic integrity. Within the DDR pathway gamma H2A.X is closely associated with proteins such as NBS1 and BRCA1 which assist in repairing double-strand breaks. In addition gamma H2A.X is integral to the ATM-ATR signaling pathway where its activation promotes cell survival following genotoxic stress by signaling for damage repair or triggering apoptosis.
Product protocols
- Visit the General protocols
- Visit the Troubleshooting
- Download peptideArrayWebsite|en
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