MABE1095

Anti-DNA-RNA Hybrid Antibody, clone S9.6

clone S9.6, from mouse

• Synonim(y): DNA-RNA Duplex, DNA/RNA Duplex, DNA:RNA Duplex, DNA-RNA Hybrid, DNA/RNA Hybrid, DNA:RNA Hybrid, RNA-DNA Duplex, RNA/DNA Duplex, RNA:DNA Duplex, RNA-DNA Hybrid, RNA/DNA Hybrid, RNA:DNA Hybrid
• Kod UNSPSC: 12352203
• eCl@ss: 32160702
• NACRES: NA.41

Właściwości

• pochodzenie biologiczne: mouse
• Poziom jakości: 100
• forma przeciwciała: purified immunoglobulin
• rodzaj przeciwciała: primary antibodies
• klon: S9.6, monoclonal
• reaktywność gatunkowa (przewidywana na podstawie homologii): all
• metody: ChIP: suitable; affinity binding assay: suitable; dot blot: suitable; immunocytochemistry: suitable; immunoprecipitation (IP): suitable
• izotyp: IgG2aκ
• Warunki transportu: ambient
• docelowa modyfikacja potranslacyjna: unmodified

Opis

Opis ogólny

DNA-RNA hybrids are a natural occurrence within eukaryotic cells and their level are high at sites of high transcriptional activity. They are non-canonical nucleic acid structures with transcriptional regulatory functions. Their presence is reported to predispose a locus to chromosomal breakage. A locus forming an DNA:RNA creates a double-stranded A/B intermediate conformation, with a second target for single-stranded nucleic acid binding proteins on the complementary, displaced DNA strand. They are shown to be resistant to the activity of DNA methyltransferases. The formation of DNA:RNA hybrids has been associated with a number of neurological diseases. Mutations in the DNA:RNA helicase senataxin (SETX) are implicated in the dominant juvenile form of amyotrophic lateral sclerosis type 4 and a recessive form of ataxia oculomotor apraxia type 2.

Specyficzność

Clone S9.6 bound the DNA-RNA heteropolymer and poly(I)-poly(dC) equally, but 100-fold higher levels of poly(A)-poly(dT) were required to achieve a similar degree of binding. Single-stranded DNA, double-stranded DNA and RNA, and ribosomal RNA were not bound by clone S9.6 (Boguslawski, S.J., et al. (1986). J. Immunol Methods. 89(1):123-130).

Target DNA-RNA heteroduplex (R loop) structure is not sequence- or species-specific.

Immunogen

DNA-RNA heteropolymer duplex prepared by transcription of phi X174 single-stranded DNA with DNA-dependent RNA polymerase (Boguslawski, S.J., et al. (1986). J. Immunol Methods. 89(1):123-130).

Zastosowanie

Anti-DNA-RNA Hybrid, clone S9.6, Cat. No. MABE1095, is a highly specific mouse monoclonal antibody, that targets DNA-RNA hybrid and has been tested in Affinity Binding Assay, Chromatin Immunoprecipitation (ChIP), ChIP-seq, Dot Blot, Immunocytochemistry, and Immunoprecipitation.

Dot Blot Analysis: 0.2 µg/mL from a representative lot detected an enhanced level of DNA-RNA hybrids in genomic extracts from RNase H-deficient yeast strain than extracts from wild-type strain (Courtesy of Lorenzo Costantino, Ph.D., Koshland Lab, University of California at Berkley, U.S.A.).

Affinity Binding Assay: Clone S9.6 bound the DNA-RNA heteropolymer and poly(I)-poly(dC) equally, but 100-fold higher levels of poly(A)-poly(dT) were required to achieve a similar degree of binding. Single-stranded DNA, double-stranded DNA and RNA, and ribosomal RNA were not bound by clone S9.6 (Boguslawski, S.J., et al. (1986). J. Immunol Methods. 89(1):123-130).

Chromatin Immunoprecipitation (ChIP) Analysis: A representative lot detected increased DNA RNA hybrids at four actively transcribed genes upon shRNA-mediated knockdown of BRCA1 or BRCA2, but not PCID2 or RAD51 in HeLa cells (Bhatia, V., et al. (2014). Nature. 511(7509):362-365).

Chromatin Immunoprecipitation (ChIP) Analysis: A representative lot detected R-loops formed over beta-actin gene using HeLa chromatin preparation. RNase H treatment of the chromatin preparation prevented clone S9.6 from immunoprecipitating target chromatin fragments (Skourti-Stathaki, K., et al. (2011). Mol. Cell. 42(6):794-805).

Chromatin Immunoprecipitation-sequencing (ChIP-seq) Analysis: A representative lot detected genome-wide distribution of DNA-RNA hybrids in budding yeast by ChIP-seq analysis (El Hage, A., et al. (2014). PLoS Genet. 10(10):e1004716).

Immunocytochemistry Analysis: Representative lots immunolocalized nuclear R loops by fluorescent immunocytochemistry staining of methanol-fixed H1 human embryonic stem cells (hESCs) and formaldehyde-fixed HeLa cells (Bhatia, V., et al. (2014). Nature. 511(7509):362-365; Ginno, P.A., et al. (2012). Mol. Cell. 45(6):814-825).

Immunoprecipitation Analysis: A representative lot immunoprecipitated in vitro transcribed R-loop substrate (DNA-RNA hybrid), but not doouble-stranded DNA (dsDNA) (Ginno, P.A., et al. (2012). Mol. Cell. 45(6):814-825).

Research Category
Epigenetics & Nuclear Function

Jakość

Evaluated by Immunocytochemistry in HeLa cells.

Immunocytochemistry Analysis: A 1:50 dilution of this antibody immunolocalized nuclear and mitochondrial DNA-RNA hybrids in 4% paraformaldehyde-fixed, 0.3% Triton X-100-permeabilized HeLa cells.

Postać fizyczna

Format: Purified

Protein G purified.

Purified mouse IgG2aκ in buffer containing 0.1 M Tris-Glycine (pH 7.4), 150 mM NaCl with 0.05% sodium azide.

Przechowywanie i stabilność

Stable for 1 year at 2-8°C from date of receipt.

Inne uwagi

Concentration: Please refer to lot specific datasheet.

Oświadczenie o zrzeczeniu się odpowiedzialności

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Informacja o środkach bezpieczeństwa

• Kod klasy składowania: 12 - Non Combustible Liquids
• Klasa zagrożenia wodnego (WGK): WGK 1
• Temperatura zapłonu (°F): Not applicable
• Temperatura zapłonu (°C): Not applicable