Recombinant Human Dnmt1 protein
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(1 Publication)
Recombinant Human Dnmt1 protein is a Human Full Length protein, in the 2 to 1632 aa range, expressed in Baculovirus infected Sf9 cells, with >42%, suitable for SDS-PAGE, FuncS.
View Alternative Names
AIM, CXXC9, DNMT, DNMT1, DNA (cytosine-5)-methyltransferase 1, Dnmt1, CXXC-type zinc finger protein 9, DNA methyltransferase HsaI, MCMT, DNA MTase HsaI, M.HsaI
- FuncS
Supplier Data
Functional Studies - Recombinant Human Dnmt1 protein (AB198140)
Specific activity of ab198140 (1 hour at 37°C)
- SDS-PAGE
Supplier Data
SDS-PAGE - Recombinant Human Dnmt1 protein (AB198140)
4-20% SDS-PAGE Coomassie stained.
Lane 1 : 2 μg ab198140
Lane 2 : Protein Marker
Reactivity data
Sequence info
Properties and storage information
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Storage information
Specifications
Form
Liquid
Additional notes
Affinity purified.
General info
Function
Methylates CpG residues. Preferentially methylates hemimethylated DNA. Associates with DNA replication sites in S phase maintaining the methylation pattern in the newly synthesized strand, that is essential for epigenetic inheritance. Associates with chromatin during G2 and M phases to maintain DNA methylation independently of replication. It is responsible for maintaining methylation patterns established in development. DNA methylation is coordinated with methylation of histones. Mediates transcriptional repression by direct binding to HDAC2. In association with DNMT3B and via the recruitment of CTCFL/BORIS, involved in activation of BAG1 gene expression by modulating dimethylation of promoter histone H3 at H3K4 and H3K9. 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). Also required to maintain a transcriptionally repressive state of genes in undifferentiated embryonic stem cells (ESCs) (PubMed : 24623306). Associates at promoter regions of tumor suppressor genes (TSGs) leading to their gene silencing (PubMed : 24623306). Promotes tumor growth (PubMed : 24623306).
Sequence similarities
Belongs to the class I-like SAM-binding methyltransferase superfamily. C5-methyltransferase family.
Post-translational modifications
Sumoylated; sumoylation increases activity.. Acetylation on multiple lysines, mainly by KAT2B/PCAF, regulates cell cycle G(2)/M transition. Deacetylation of Lys-1349 and Lys-1415 by SIRT1 increases methyltransferase activity.. Phosphorylation of Ser-154 by CDKs is important for enzymatic activity and protein stability. Phosphorylation of Ser-143 by AKT1 prevents methylation by SETD7 therebye increasing DNMT1 stability.. Methylation at Lys-142 by SETD7 is necessary for the regulation of DNMT1 proteasomal degradation.. Ubiquitinated by UHRF1; interaction with USP7 counteracts ubiquitination by UHRF1 by promoting deubiquitination and preventing degradation by the proteasome.
Subcellular localisation
Nucleus
Target data
Publications (1)
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Nature communications 12:3337 PubMed34099689
2021
Applications
Unspecified application
Species
Unspecified reactive species
Product promise
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