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Rabbit Polyclonal KMT1E / SETDB1 antibody. Suitable for WB and reacts with Human samples. Cited in 28 publications. Immunogen corresponding to Synthetic Peptide within Human SETDB1 aa 1100-1200.


Images

Western blot - Anti-KMT1E / SETDB1 antibody (AB12317), expandable thumbnail

Publications

Key facts

Isotype
IgG
Host species
Rabbit
Storage buffer

pH: 7 - 8
Preservative: 0.1% Sodium azide
Constituents: 1.815% Tris, 1.764% Sodium citrate, 0.021% PBS

Form
Liquid
Clonality
Polyclonal

Immunogen

  • Synthetic Peptide within Human SETDB1 aa 1100-1200. The exact immunogen used to generate this antibody is proprietary information. Database link Q15047

Reactivity data

Select an application
Product promiseTestedExpectedPredictedNot recommended
WB
Human
Tested
Mouse
Predicted
Chimpanzee
Predicted
Gorilla
Predicted
Orangutan
Predicted
Rhesus monkey
Predicted

Tested
Tested

Species
Human
Dilution info
1/1000.00000 - 1/10000.00000
Notes

-

Predicted
Predicted

Species
Chimpanzee, Rhesus monkey, Gorilla, Orangutan, Mouse
Dilution info
-
Notes

-

Associated Products

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Target data

Function

Histone methyltransferase that specifically trimethylates 'Lys-9' of histone H3. H3 'Lys-9' trimethylation represents a specific tag for epigenetic transcriptional repression by recruiting HP1 (CBX1, CBX3 and/or CBX5) proteins to methylated histones. Mainly functions in euchromatin regions, thereby playing a central role in the silencing of euchromatic genes. H3 'Lys-9' trimethylation is coordinated with DNA methylation (PubMed:12869583, PubMed:27237050, PubMed:39096901). Required for HUSH-mediated heterochromatin formation and gene silencing. Forms a complex with MBD1 and ATF7IP that represses transcription and couples DNA methylation and histone 'Lys-9' trimethylation (PubMed:14536086, PubMed:27732843). Its activity is dependent on MBD1 and is heritably maintained through DNA replication by being recruited by CAF-1 (PubMed:14536086). SETDB1 is targeted to histone H3 by TRIM28/TIF1B, a factor recruited by KRAB zinc-finger proteins. Probably forms a corepressor complex required for activated KRAS-mediated promoter hypermethylation and transcriptional silencing of tumor suppressor genes (TSGs) or other tumor-related genes in colorectal cancer (CRC) cells (PubMed:24623306). Required to maintain a transcriptionally repressive state of genes in undifferentiated embryonic stem cells (ESCs) (PubMed:24623306). In ESCs, in collaboration with TRIM28, is also required for H3K9me3 and silencing of endogenous and introduced retroviruses in a DNA-methylation independent-pathway (By similarity). Associates at promoter regions of tumor suppressor genes (TSGs) leading to their gene silencing (PubMed:24623306). The SETDB1-TRIM28-ZNF274 complex may play a role in recruiting ATRX to the 3'-exons of zinc-finger coding genes with atypical chromatin signatures to establish or maintain/protect H3K9me3 at these transcriptionally active regions (PubMed:27029610).

Alternative names

Recommended products

Rabbit Polyclonal KMT1E / SETDB1 antibody. Suitable for WB and reacts with Human samples. Cited in 28 publications. Immunogen corresponding to Synthetic Peptide within Human SETDB1 aa 1100-1200.

Key facts

Isotype
IgG
Form
Liquid
Clonality
Polyclonal
Immunogen
  • Synthetic Peptide within Human SETDB1 aa 1100-1200. The exact immunogen used to generate this antibody is proprietary information. Database link Q15047
Purification technique
Affinity purification Immunogen
Concentration
Loading...
Purification notes

Purified using the peptide immobilized on solid support.

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.

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Supplementary info

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

KMT1E also known as SETDB1 is a lysine methyltransferase with a role in epigenetic regulation. This enzyme has a molecular weight of approximately 143 kDa. It actively methylates histone H3 at lysine 9 (H3K9) a modification associated with transcriptional repression. SETDB1 contains a SET domain responsible for its methyltransferase activity. Expressed mainly in the nucleus this enzyme plays a critical role in controlling gene expression across various tissues including the brain spleen and testis.

Biological function summary

The methyltransferase SETDB1 impacts chromatin structure and gene silencing. It operates as a part of the histone methylation complex collaborating with co-factors like ATF7IP and MBD1 to achieve highly specific gene repression. By catalyzing trimethylation of H3K9 it creates a binding site for HP1 proteins facilitating the formation of heterochromatin. This action is essential for processes such as X-chromosome inactivation and the repression of transposable elements.

Pathways

Regulation through SETDB1 influences key biological processes. This enzyme is integral to the PRC2 (Polycomb Repressive Complex 2) pathway maintaining transcriptional silencing during development. Furthermore SETDB1 works alongside SUV39H1 in dynamic change of heterochromatin states regulating genes involved in cell cycle and differentiation. Such pathways highlight its significant interactions with proteins like EZH2 and EED which assist in maintaining stable gene silencing.

Associated diseases and disorders

SETDB1 shows a connection with cancer particularly in melanoma and lung cancer. Overexpression or dysregulation of SETDB1 can lead to aberrant methylation patterns contributing to oncogenesis through alteration of tumor suppressor genes. Additionally schizophrenia has an association with SETDB1 where improper histone modification can impact gene expression programs critical for neurological function. In these contexts proteins such as DNMT1 also play a role as they collaborate in epigenetic modifications linked to the disease development.

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1 product image

  • Western blot - Anti-KMT1E / SETDB1 antibody (ab12317), expandable thumbnail

    Western blot - Anti-KMT1E / SETDB1 antibody (ab12317)

    All lanes: Western blot - Anti-KMT1E / SETDB1 antibody (ab12317) at 1 µg/mL

    Lane 1: HeLa whole cell lysate at 50 µg

    Lane 2: HEK293T whole cell lysate at 50 µg

    Predicted band size: 143 kDa

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Product protocols

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