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AB242381

Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free

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(1 Publication)

Rabbit Recombinant Monoclonal ATF2 phospho T71 antibody. Carrier free. Suitable for IP, Dot, WB, ICC/IF, ChIC/CUT&RUN-seq and reacts with Human, Synthetic peptide, Mouse samples. Cited in 1 publication.

View Alternative Names

CREB2, CREBP1, ATF2, Cyclic AMP-dependent transcription factor ATF-2, cAMP-dependent transcription factor ATF-2, Activating transcription factor 2, Cyclic AMP-responsive element-binding protein 2, HB16, cAMP response element-binding protein CRE-BP1, CREB-2, cAMP-responsive element-binding protein 2

6 Images
Immunocytochemistry/ Immunofluorescence - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • ICC/IF

Supplier Data

Immunocytochemistry/ Immunofluorescence - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

Immunocytochemistry of HeLa (Human epithelial cell line from cervix adenocarcinoma), prepared in FBS free medium overnight labeling ATF2 at 0.9 μg/ml. Cells were fixed with 4% paraformaldehyde and permeabilized with 0.1% tritonX-100. Alexa Fluor® 488 Goat anti-Rabbit (ab150077) was used as the secondary antibody at 1/500. Anti-alpha Tubulin antibody [DM1A] - Microtubule Marker (Alexa Fluor® 594) (ab195889) was used as the counter stain at 2.5 μg/ml. DAPI was used for nuclear counter stain. Confocal image showing the expression was increased on HeLa cells, prepared in FBS free medium overnight, then treated with 250ng/ml anisomycin for 30min.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab32019).

Immunoprecipitation - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • IP

Supplier Data

Immunoprecipitation - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

ab32019 Immunoprecipitating ATF2 in Human Hela whole cell lysate. For western blotting ab32019 (1 : 1000) was used to confirm successful immunoprecipitation. Blocking and diluting buffer used was 5% NFDM/TBST.

This data was developed using the same antibody clone in a different buffer formulation containing PBS, BSA, glycerol, and sodium azide (ab32019).

All lanes:

Immunoprecipitation - Anti-ATF2 (phospho T71) antibody [E268] (<a href='/en-us/products/primary-antibodies/atf2-phospho-t71-antibody-e268-ab32019'>ab32019</a>) at 0.47 µg/mL

Lane 1:

HeLa (human cervix adenocarcinoma) treated with 250ng/ml anisomycin for 30min whole cell lysate (input) at 10 µg

Lane 2:

HeLa treated with 250ng/ml anisomycin for 30min whole cell lysate (+)

Lane 3:

Rabbit monoclonal IgG (<a href='/en-us/products/primary-antibodies/rabbit-igg-monoclonal-epr25a-isotype-control-ab172730'>ab172730</a>) instead of <a href='/en-us/products/primary-antibodies/atf2-phospho-t71-antibody-e268-ab32019'>ab32019</a> in HeLa treated with 250ng/ml anisomycin for 30min whole cell lysate (-)

Secondary

All lanes:

Immunoprecipitation - VeriBlot for IP Detection Reagent (HRP) (<a href='/en-us/products/reagents/veriblot-for-ip-detection-reagent-hrp-ab131366'>ab131366</a>) at 1/10000 dilution

Predicted band size: 55 kDa

false

Exposure time: 3min

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • ChIC/CUT&RUN-seq

Lab

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

This data was developed using the same antibody clone in a different buffer formulation (ab32019).

ChIC/CUT&RUN was performed using a pAG-MNase at a final concentration of 700 ng/mL, 2.5 x 105 K-562 (human chronic myelogenous leukemia lymphoblast) cells treated with anisomycin (25 µg/mL 30 min) and 5 µg of ab ab32019[E268]. The resulting DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 10 million reads. The negative IgG control ab172730 is also shown.

The University of Geneva owns patents relevant to ChIC (Chromatin Immuno-Cleavage) methods.

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • ChIC/CUT&RUN-seq

Lab

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

This data was developed using the same antibody clone in a different buffer formulation (ab32019).

ChIC/CUT&RUN was performed using a pAG-MNase at a final concentration of 700 ng/mL, 2.5 x 105 K-562 (human chronic myelogenous leukemia lymphoblast) cells treated with anisomycin (25 µg/mL 30 min) and 5 µg of ab ab32019[E268]. The resulting DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 10 million reads. The negative IgG control ab172730 is also shown.

The University of Geneva owns patents relevant to ChIC (Chromatin Immuno-Cleavage) methods.

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • ChIC/CUT&RUN-seq

Lab

ChIC/CUT&RUN sequencing - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

This data was developed using the same antibody clone in a different buffer formulation (ab32019).

ChIC/CUT&RUN was performed using a pAG-MNase at a final concentration of 700 ng/mL, 2.5 x 105 K-562 (human chronic myelogenous leukemia lymphoblast) cells treated with anisomycin (25 µg/mL 30 min) and 5 µg of ab ab32019[E268]. The resulting DNA was sequenced on the Illumina NovaSeq 6000 to a depth of 10 million reads. The negative IgG control ab172730 is also shown.

The University of Geneva owns patents relevant to ChIC (Chromatin Immuno-Cleavage) methods.

Dot Blot - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)
  • Dot

Lab

Dot Blot - Anti-ATF2 (phospho T71) antibody [E268] - BSA and Azide free (AB242381)

Blocking and diluting buffer used was 5% NFDM/TBST.

Primary : ab32019, 0.5 ug/ml
Secondary : ab97051, 1/100000 dilution

  • Unconjugated

    Anti-ATF2 (phospho T71) antibody [E268]

  • 578 PE

    PE Anti-ATF2 (phospho T71) antibody [E268]

  • 660 APC

    APC Anti-ATF2 (phospho T71) antibody [E268]

  • 519 Alexa Fluor® 488

    Alexa Fluor® 488 Anti-ATF2 (phospho T71) antibody [E268]

  • 665 Alexa Fluor® 647

    Alexa Fluor® 647 Anti-ATF2 (phospho T71) antibody [E268]

  • 617 Alexa Fluor® 594

    Alexa Fluor® 594 Anti-ATF2 (phospho T71) antibody [E268]

  • 565 Alexa Fluor® 555

    Alexa Fluor® 555 Anti-ATF2 (phospho T71) antibody [E268]

Key facts

Host species

Rabbit

Clonality

Monoclonal

Clone number

E268

Isotype

IgG

Carrier free

Yes

Reacts with

Mouse, Human

Applications

WB, IP, ChIC/CUT&RUN-seq, ICC/IF, Dot

applications

Immunogen

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

Reactivity data

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Product details

ab242381 is the carrier-free version of ab32019.

SAPK and p38 MAPK activate, in response to cellular stress, ATF2 by phosphorylating the protein at Thr69 and Thr71. Mutations of these sites result in the loss of stress induced transcription by ATF2.

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.

Species reactivity
Rat: We have preliminary internal testing data to indicate this antibody may not react with this species.
Please contact us for more information.

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.

The ATF2 protein also referred to as ATF-2 or activating transcription factor 2 plays a significant role as a transcription factor in cellular processes. It weighs approximately 75 kDa and is expressed in many tissues with higher levels in the brain heart and skeletal muscle. Functionally ATF2 belongs to the leucine zipper family of proteins facilitating its ability to bind DNA and regulate the expression of genes involved in stress responses development and growth.
Biological function summary

ATF2 takes part in the regulation of gene expression in response to various stimuli. It often forms a complex with other proteins such as c-Jun when binding to the DNA. This complex then influences the transcription of genes that respond to cellular stress and DNA damage. By phosphorylating specific serine residues cellular kinases activate ATF2 which then translocates to the nucleus where it exerts its function.

Pathways

ATF2 integrates into the MAPK and JNK signaling cascades which are important for transmitting stress signals from the cell surface to the nucleus. Through these pathways ATF2 interacts with proteins such as JNK and p38 MAPK modulating the transcription of downstream genes that control cell proliferation apoptosis and differentiation. Its role in these pathways positions ATF2 as a critical node where various signaling inputs merge to influence cellular outcomes.

ATF2 has associations with conditions such as cancer and neurological disorders. Aberrant regulation of ATF2 can contribute to oncogenesis by affecting cell cycle control and apoptosis. For example in melanoma altered ATF2 activity is linked to tumor progression and resistance to apoptosis. Additionally in neurological disorders its interaction with proteins like phospho-c-Jun influences neuronal survival and plasticity implicating ATF2 in pathologies related to neurodegeneration and cognitive dysfunction.

Product protocols

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

Target data

Transcriptional activator which regulates the transcription of various genes, including those involved in anti-apoptosis, cell growth, and DNA damage response. Dependent on its binding partner, binds to CRE (cAMP response element) consensus sequences (5'-TGACGTCA-3') or to AP-1 (activator protein 1) consensus sequences (5'-TGACTCA-3'). In the nucleus, contributes to global transcription and the DNA damage response, in addition to specific transcriptional activities that are related to cell development, proliferation and death. In the cytoplasm, interacts with and perturbs HK1- and VDAC1-containing complexes at the mitochondrial outer membrane, thereby impairing mitochondrial membrane potential, inducing mitochondrial leakage and promoting cell death. The phosphorylated form (mediated by ATM) plays a role in the DNA damage response and is involved in the ionizing radiation (IR)-induced S phase checkpoint control and in the recruitment of the MRN complex into the IR-induced foci (IRIF). Exhibits histone acetyltransferase (HAT) activity which specifically acetylates histones H2B and H4 in vitro (PubMed : 10821277). In concert with CUL3 and RBX1, promotes the degradation of KAT5 thereby attenuating its ability to acetylate and activate ATM. Can elicit oncogenic or tumor suppressor activities depending on the tissue or cell type.
See full target information ATF2 phospho T71

Publications (1)

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

Immunology 164:754-765 PubMed34432883

2021

Transcriptomic landscape of skin lesions in cutaneous leishmaniasis reveals a strong CD8 T cell immunosenescence signature linked to immunopathology.

Applications

Unspecified application

Species

Unspecified reactive species

Carlos Henrique Fantecelle,Luciana Polaco Covre,Renan Garcia de Moura,Herbert Leonel de Matos Guedes,Camila Farias Amorim,Phillip Scott,David Mosser,Aloisio Falqueto,Arne N Akbar,Daniel Claudio Oliveira Gomes
View all publications

Product promise

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