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Rabbit Polyclonal PARP1 antibody. Suitable for IHC-P, WB and reacts with Mouse, Rat, Human samples. Cited in 1 publication. Immunogen corresponding to Synthetic Peptide within Human PARP1 aa 200-250 conjugated to Keyhole Limpet Haemocyanin.

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Images

Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (AB218132), expandable thumbnail
  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (AB218132), expandable thumbnail
  • Western blot - Anti-PARP1 antibody (AB218132), expandable thumbnail
  • Western blot - Anti-PARP1 antibody (AB218132), expandable thumbnail
  • Western blot - Anti-PARP1 antibody (AB218132), expandable thumbnail

Publications

Key facts

Isotype

IgG

Host species

Rabbit

Storage buffer

pH: 7.4
Preservative: 0.02% Proclin 300
Constituents: 50% Glycerol (glycerin, glycerine), 48.98% TBS, 1X, 1% BSA

Form

Liquid

Clonality

Polyclonal

Immunogen

  • Synthetic Peptide within Human PARP1 aa 200-250 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link P09874

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
IHC-PWB
Human
Expected
Tested
Mouse
Tested
Expected
Rat
Tested
Expected

Tested
Tested

Species

Mouse

Dilution info

1/100.00000 - 1/500.00000

Notes

When using a fluorescent probe the recommended dilution is 1/50 – 1/200.

Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Species

Rat

Dilution info

1/100.00000 - 1/500.00000

Notes

When using a fluorescent probe the recommended dilution is 1/50 – 1/200.

Perform heat-mediated antigen retrieval with citrate buffer pH 6 before commencing with IHC staining protocol.

Expected
Expected

Species

Human

Dilution info

Use at an assay dependent concentration.

Notes

-

Tested
Tested

Species

Human

Dilution info

1/100.00000 - 1/1000.00000

Notes

-

Expected
Expected

Species

Mouse, Rat

Dilution info

Use at an assay dependent concentration.

Notes

-

Associated Products

Select an associated product type

6 products for Alternative Product

Target data

Function

Poly-ADP-ribosyltransferase that mediates poly-ADP-ribosylation of proteins and plays a key role in DNA repair (PubMed:17177976, PubMed:18172500, PubMed:19344625, PubMed:19661379, PubMed:23230272, PubMed:25043379, PubMed:33186521, PubMed:32028527, PubMed:26344098). Mediates glutamate, aspartate, serine or tyrosine ADP-ribosylation of proteins: the ADP-D-ribosyl group of NAD(+) is transferred to the acceptor carboxyl group of target residues and further ADP-ribosyl groups are transferred to the 2'-position of the terminal adenosine moiety, building up a polymer with an average chain length of 20-30 units (PubMed:7852410, PubMed:9315851, PubMed:19764761, PubMed:25043379, PubMed:28190768, PubMed:29954836). Serine ADP-ribosylation of proteins constitutes the primary form of ADP-ribosylation of proteins in response to DNA damage (PubMed:33186521). Mainly mediates glutamate and aspartate ADP-ribosylation of target proteins in absence of HPF1 (PubMed:19764761, PubMed:25043379). Following interaction with HPF1, catalyzes serine ADP-ribosylation of target proteins; HPF1 conferring serine specificity by completing the PARP1 active site (PubMed:28190768, PubMed:29954836, PubMed:33186521, PubMed:32028527). Also catalyzes tyrosine ADP-ribosylation of target proteins following interaction with HPF1 (PubMed:30257210, PubMed:29954836). PARP1 initiates the repair of DNA breaks: recognizes and binds DNA breaks within chromatin and recruits HPF1, licensing serine ADP-ribosylation of target proteins, such as histones, thereby promoting decompaction of chromatin and the recruitment of repair factors leading to the reparation of DNA strand breaks (PubMed:17177976, PubMed:18172500, PubMed:19344625, PubMed:19661379, PubMed:23230272, PubMed:27067600). In addition to base excision repair (BER) pathway, also involved in double-strand breaks (DSBs) repair: together with TIMELESS, accumulates at DNA damage sites and promotes homologous recombination repair by mediating poly-ADP-ribosylation (PubMed:26344098, PubMed:30356214). Mediates the poly(ADP-ribosyl)ation of a number of proteins, including itself, APLF and CHFR (PubMed:17396150, PubMed:19764761). In addition to proteins, also able to ADP-ribosylate DNA: catalyzes ADP-ribosylation of DNA strand break termini containing terminal phosphates and a 2'-OH group in single- and double-stranded DNA, respectively (PubMed:27471034). Required for PARP9 and DTX3L recruitment to DNA damage sites (PubMed:23230272). PARP1-dependent PARP9-DTX3L-mediated ubiquitination promotes the rapid and specific recruitment of 53BP1/TP53BP1, UIMC1/RAP80, and BRCA1 to DNA damage sites (PubMed:23230272). Acts as a regulator of transcription: positively regulates the transcription of MTUS1 and negatively regulates the transcription of MTUS2/TIP150 (PubMed:19344625). Plays a role in the positive regulation of IFNG transcription in T-helper 1 cells as part of an IFNG promoter-binding complex with TXK and EEF1A1 (PubMed:17177976). Involved in the synthesis of ATP in the nucleus, together with NMNAT1, PARG and NUDT5 (PubMed:27257257). Nuclear ATP generation is required for extensive chromatin remodeling events that are energy-consuming (PubMed:27257257).

Alternative names

Recommended products

Rabbit Polyclonal PARP1 antibody. Suitable for IHC-P, WB and reacts with Mouse, Rat, Human samples. Cited in 1 publication. Immunogen corresponding to Synthetic Peptide within Human PARP1 aa 200-250 conjugated to Keyhole Limpet Haemocyanin.

Key facts

Isotype

IgG

Form

Liquid

Clonality

Polyclonal

Immunogen
  • Synthetic Peptide within Human PARP1 aa 200-250 conjugated to Keyhole Limpet Haemocyanin. The exact immunogen used to generate this antibody is proprietary information. Database link P09874
Purification technique

Affinity purification Protein A

Concentration
Loading...

Storage

Shipped at conditions

Blue Ice

Appropriate short-term storage duration

1-2 weeks

Appropriate short-term storage conditions

+4°C

Appropriate long-term storage conditions

-20°C

Aliquoting information

Upon delivery aliquot

Storage information

Avoid freeze / thaw cycle

Notes

Abcam is leading the way to address reproducibility in scientific research with our highly validated recombinant monoclonal and recombinant multiclonal antibodies. Search & select one of Abcam's thousands of recombinant alternatives to eliminate batch-variability and unnecessary animal use.

If you do not find a host species to meet your needs, our catalogue and custom Chimeric range provides scientists the specificity of Abcam's RabMAbs in the species backbone of your choice. Remember to also review our range of edited cell lines, proteins and biochemicals relevant to your target that may help you further your research goals.

Abcam antibodies are extensively validated in a wide range of species and applications, so please check the reagent specifications meet your scientific needs before purchasing. If you have any questions or bespoke requirements, simply visit the Contact Us page to send us an inquiry or contact our Support Team ahead of purchase.

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.

Activity summary

PARP1 also known as poly(ADP-ribose) polymerase 1 is an enzyme that plays an important role in DNA repair processes. It detects DNA single-strand breaks and uses NAD+ as a substrate to add ADP-ribose polymers to itself and other proteins. This post-translational modification signals DNA repair machinery to the site of damage. PARP1 has a molecular weight of approximately 116 kDa. It is widely expressed in the nucleus of eukaryotic cells. PARP1 is often studied by western blotting techniques to analyze its expression and activation levels.

Biological function summary

Poly(ADP-ribose) polymerase 1 functions to maintain genomic stability by acting within the base excision repair complex. This complex is important for the detection and repair of DNA damage preventing the accumulation of mutations. By acting at sites of DNA stress PARP1 facilitates the binding of DNA repair proteins stabilizing the DNA structure during the repair process. This role is significant for cells that undergo frequent DNA replication or are exposed to high levels of genotoxic stress.

Pathways

The PARP1 protein is integral to the DNA damage response and repair pathway. It interacts with other proteins such as XRCC1 to coordinate repair activities at damaged DNA sites. Another important pathway involving PARP1 is the apoptosis pathway where excessive activation of PARP1 can lead to cell death due to depletion of cellular NAD+ and ATP. This indicates its dual role in both promoting cell survival through DNA repair and contributing to cell death when damage is irreparable.

Associated diseases and disorders

Poly(ADP-ribose) polymerase 1 is strongly linked to cancer and neurodegenerative diseases. Its activity is heightened in many cancer types where cancer cells exploit PARP1 for survival by repairing DNA damage that would otherwise be lethal. Inhibitors of PARP1 are being developed as cancer therapies to target these survival mechanisms. Moreover overactivation of PARP1 in neurodegenerative disorders like Alzheimer's disease can lead to excessive energy consumption promoting neuronal cell damage. In these contexts PARP1 connects with proteins like BRCA1 in cancer or AIF in neurodegeneration illustrating its role in disease mechanisms.

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5 product images

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (ab218132), expandable thumbnail

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (ab218132)

    Immunohistochemical analysis of formalin-fixed paraffin-embedded rat brain tissue, labeling PARP1 using ab218132 at a 1/200 dilution, followed by conjugation to the secondary antibody goat anti-rabbit IgG, FITC-conjugated at a 1/200 dilution and DAPI.

  • Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (ab218132), expandable thumbnail

    Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-PARP1 antibody (ab218132)

    Immunohistochemical analysis of formalin-fixed paraffin-embedded mouse brain tissue, labeling PARP1 using ab218132 at a 1/400 dilution, followed by conjugation to the secondary antibody and DAB staining.

  • Western blot - Anti-PARP1 antibody (ab218132), expandable thumbnail

    Western blot - Anti-PARP1 antibody (ab218132)

    All lanes: Western blot - Anti-PARP1 antibody (ab218132) at 1/200 dilution

    Lane 1: Human colon carcinoma lysates

    Lane 2: rat brain lysates

    Secondary

    All lanes: goat anti-rabbit IgG antibody (H+L) HRP-conjugated at 1/3000 dilution

    Developed using the ECL technique.

    Predicted band size: 113 kDa

    Observed band size: 112 kDa

  • Western blot - Anti-PARP1 antibody (ab218132), expandable thumbnail

    Western blot - Anti-PARP1 antibody (ab218132)

    All lanes: Western blot - Anti-PARP1 antibody (ab218132) at 1/300 dilution

    All lanes: HeLa lysates

    Secondary

    All lanes: goat anti-rabbit IgG antibody (H+L) HRP-conjugated at 1/5000 dilution

    Developed using the ECL technique.

    Predicted band size: 113 kDa

  • Western blot - Anti-PARP1 antibody (ab218132), expandable thumbnail

    Western blot - Anti-PARP1 antibody (ab218132)

    All lanes: Western blot - Anti-PARP1 antibody (ab218132) at 1/300 dilution

    All lanes: Human Raji lysates

    Secondary

    All lanes: goat anti-rabbit IgG antibody (H+L) HRP-conjugated at 1/5000 dilution

    Developed using the ECL technique.

    Predicted band size: 113 kDa

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Product protocols

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