anti-Argonaute-2 antibody [2E12-1C9] ab57113 is a carrier free mouse monoclonal antibody that is used in Argonaute-2 western blotting, IHC, immunofluorescence and flow cytometry. Suitable for human samples.
- PBS only, conjugation-ready, removing anything extra from your antibodies, greater flexibility in assay design
- One antibody for all your Argonaute-2 staining
- Antibody clone 2E12-1C9 has been tried and trusted by researchers since 2007
pH: 7.4
Constituents: PBS
Flow Cyt | WB | IHC-P | ICC/IF | |
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Human | Tested | Tested | Tested | Tested |
Xenopus laevis | Not recommended | Not recommended | Not recommended | Not recommended |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes ab170190 - Mouse monoclonal IgG1, is suitable for use as an isotype control with this antibody. |
Species | Dilution info | Notes |
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Species Xenopus laevis | Dilution info - | Notes ab170190 - Mouse monoclonal IgG1, is suitable for use as an isotype control with this antibody. |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Xenopus laevis | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Xenopus laevis | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Human | Dilution info - | Notes - |
Species | Dilution info | Notes |
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Species Xenopus laevis | Dilution info - | Notes - |
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Required for RNA-mediated gene silencing (RNAi) by the RNA-induced silencing complex (RISC). The 'minimal RISC' appears to include AGO2 bound to a short guide RNA such as a microRNA (miRNA) or short interfering RNA (siRNA). These guide RNAs direct RISC to complementary mRNAs that are targets for RISC-mediated gene silencing. The precise mechanism of gene silencing depends on the degree of complementarity between the miRNA or siRNA and its target. Binding of RISC to a perfectly complementary mRNA generally results in silencing due to endonucleolytic cleavage of the mRNA specifically by AGO2. Binding of RISC to a partially complementary mRNA results in silencing through inhibition of translation, and this is independent of endonuclease activity. May inhibit translation initiation by binding to the 7-methylguanosine cap, thereby preventing the recruitment of the translation initiation factor eIF4-E. May also inhibit translation initiation via interaction with EIF6, which itself binds to the 60S ribosomal subunit and prevents its association with the 40S ribosomal subunit. The inhibition of translational initiation leads to the accumulation of the affected mRNA in cytoplasmic processing bodies (P-bodies), where mRNA degradation may subsequently occur. In some cases RISC-mediated translational repression is also observed for miRNAs that perfectly match the 3' untranslated region (3'-UTR). Can also up-regulate the translation of specific mRNAs under certain growth conditions. Binds to the AU element of the 3'-UTR of the TNF (TNF-alpha) mRNA and up-regulates translation under conditions of serum starvation. Also required for transcriptional gene silencing (TGS), in which short RNAs known as antigene RNAs or agRNAs direct the transcriptional repression of complementary promoter regions. (Microbial infection) Upon Sars-CoV-2 infection, associates with viral miRNA-like small RNA, CoV2-miR-O7a, and may repress mRNAs, such as BATF2, to evade the IFN response.
EIF2C2, AGO2, Protein argonaute-2, Argonaute2, hAgo2, Argonaute RISC catalytic component 2, Eukaryotic translation initiation factor 2C 2, PAZ Piwi domain protein, Protein slicer, eIF-2C 2, eIF2C 2, PPD
anti-Argonaute-2 antibody [2E12-1C9] ab57113 is a carrier free mouse monoclonal antibody that is used in Argonaute-2 western blotting, IHC, immunofluorescence and flow cytometry. Suitable for human samples.
- PBS only, conjugation-ready, removing anything extra from your antibodies, greater flexibility in assay design
- One antibody for all your Argonaute-2 staining
- Antibody clone 2E12-1C9 has been tried and trusted by researchers since 2007
pH: 7.4
Constituents: PBS
This product was changed from ascites to tissue culture supernatant on 30th April 2019. Please note that the dilutions may need to be adjusted accordingly. If you have any questions, please do not hesitate to contact our scientific support team.
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Argonaute-2 often referred to as Ago2 or Argonaute-2 protein plays an important role in the RNA-induced silencing complex (RISC). It has a molecular weight of approximately 97 kDa. Ago2 is found in the cytoplasm and nucleus of cells and is expressed in a wide range of tissues including the brain and liver. Its mechanical function involves binding to guide RNA and facilitating strand cleavage which is essential for gene silencing and regulation at the post-transcriptional level.
The Argonaute-2 protein participates in gene silencing mechanisms. As a part of RISC Ago2 binds to microRNAs (miRNAs) or small interfering RNAs (siRNAs) to direct sequence-specific cleavage of target mRNAs regulating their translation and stability. This protein is a part of a multi-protein complex that modulates gene expression and influences cellular homeostasis and development. In its biological role Argonaute-2 impacts cellular differentiation proliferation and apoptosis.
Several cellular processes require Argonaute-2 notably the RNA interference (RNAi) and microRNA (miRNA) pathways. In these pathways it interacts with Dicer a protein essential for the maturation of small RNA molecules and facilitates the gene silencing process. Ago2 is also involved in the regulation of gene expression during embryonic development and stress responses indicating its importance in maintaining cellular function and responding to environmental changes.
Anomalies in Argonaute-2 activity correlate with cancer including lung and breast cancer where dysregulation of miRNA pathways can lead to unchecked cellular proliferation. It is also linked to neurological disorders like schizophrenia possibly due to its role in gene expression regulation in neural cells. Interactions between Ago2 and proteins like Dicer and other Argonautes suggest complex regulatory networks that when disrupted contribute to these diseases.
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This species and application combination has not been tested, but we predict it will work based on strong homology. However, this combination is not covered by our product promise.
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Overlay histogram showing HeLa cells stained with ab57113 (red line). The cells were fixed with 80% methanol (5 min) and then permeabilized with 0.1% PBS-Tween for 20 min. The cells were then incubated in 1x PBS / 10% normal goat serum / 0.3M glycine to block non-specific protein-protein interactions followed by the antibody (ab57113, 1μg/1x106 cells) for 30 min at 22°C. The secondary antibody used was DyLight® 488 goat anti-mouse IgG (H+L) (Goat Anti-Mouse IgG H&L (DyLight® 488) preadsorbed ab96879) at 1/500 dilution for 30 min at 22°C. Isotype control antibody (black line) was mouse IgG1 [ICIGG1] (Mouse IgG1, Kappa Monoclonal [B11/6] - Isotype Control ab91353, 2μg/1x106 cells) used under the same conditions. Acquisition of >5,000 events was performed. This antibody gave a positive signal in HeLa cells fixed with 4% paraformaldehyde/permeabilized in 0.1% PBS-Tween used under the same conditions.
This image was generated using the ascites version of the product.
All lanes: Western blot - Anti-Argonaute-2 antibody [2E12-1C9] - BSA and Azide free (ab57113)
All lanes: MCF7 cell lysate
Predicted band size: 97 kDa
Observed band size: 97 kDa
Ago2 / eIF2C2 antibody (ab57113) used in immunofluorescence at 10ug/ml on HeLa cells.
Ago2 / eIF2C2 antibody (ab57113) used in immunohistochemistry at 3ug/ml on formalin fixed and paraffin embedded human stomach.
The band at about 42 kDa corresponds to the recombinant fragment of human Argonaute-2 aa 483-859 (377 aa length).
The loading control is GAPDH.
This image was generated using the ascites version of the product.
All lanes: Western blot - Anti-Argonaute-2 antibody [2E12-1C9] - BSA and Azide free (ab57113) at 5 µg/mL
Lane 1: Argonaute-2 overexpressing HEK-293 cells line
Lane 2: Argonaute-2 overexpressing HEK-293 cell line cotransfected with Argonaute-2 validated chimera RNAi.
Predicted band size: 97 kDa
Observed band size: 42 kDa
Western Blot detection against the recombinant fragment imunogen (68 KDa for a.a. ~377 plus GST tag +26 kDa).
This image was generated using the ascites version of the product.
All lanes: Western blot - Anti-Argonaute-2 antibody [2E12-1C9] - BSA and Azide free (ab57113)
Predicted band size: 97 kDa
Observed band size: 68 kDa
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