Recombinant Human M-phase phosphoprotein 8 (MPHOSPH8), partial

Product Details

Abbreviation
MPHOSPH8
Purity
>85% (SDS-PAGE)
Target Names
MPHOSPH8
Uniprot NO.
Species
Homo sapiens (Human)
Source
Yeast
Expression Region
1-860
Target Protein Sequence
MEQVAEGARV TAVPVSAADS TEELAEVEEG VGVVGEDNDA AARGAEAFGD SEEDGEDVFE VEKILDMKTE GGKVLYKVRW KGYTSDDDTW EPEIHLEDCK EVLLEFRKKI AENKAKAVRK DIQRLSLNND IFEANSDSDQ QSETKEDTSP KKKKKKLRQR EEKSPDDLKK KKAKAGKLKD KSKPDLESSL ESLVFDLRTK KRISEAKEEL KESKKPKKDE VKETKELKKV KKGEIRDLKT KTREDPKENR KTKKEKFVES QVESESSVLN DSPFPEDDSE GLHSDSREEK QNTKSARERA GQDMGLEHGF EKPLDSAMSA EEDTDVRGRR KKKTPRKAED TRENRKLENK NAFLEKKTVP KKQRNQDRSK SAAELEKLMP VSAQTPKGRR LSGEERGLWS TDSAEEDKET KRNESKEKYQ KRHDSDKEEK GRKEPKGLKT LKEIRNAFDL FKLTPEEKND VSENNRKREE IPLDFKTIDD HKTKENKQSL KERRNTRDET DTWAYIAAEG DQEVLDSVCQ ADENSDGRQQ ILSLGMDLQL EWMKLEDFQK HLDGKDENFA ATDAIPSNVL RDAVKNGDYI TVKVALNSNE EYNLDQEDSS GMTLVMLAAA GGQDDLLRLL ITKGAKVNGR QKNGTTALIH AAEKNFLTTV AILLEAGAFV NVQQSNGETA LMKACKRGNS DIVRLVIECG ADCNILSKHQ NSALHFAKQS NNVLVYDLLK NHLETLSRVA EETIKDYFEA RLALLEPVFP IACHRLCEGP DFSTDFNYKP PQNIPEGSGI LLFIFHANFL GKEVIARLCG PCSVQAVVLN DKFQLPVFLD SHFVYSFSPV AGPNKLFIRL TEAPSAKVKL LIGAYRVQLQ
Note: The complete sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application, please explicitly request the full and complete sequence of this protein before ordering.
Protein Length
Partial
Tag Info
N-terminal His-tagged/Tag-Free
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Storage
The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Shelf Life
The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
Notes
Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.

Customer Reviews and Q&A

 Customer Reviews

Target Background

Function(From Uniprot)
Heterochromatin component that specifically recognizes and binds methylated 'Lys-9' of histone H3 (H3K9me) and promotes recruitment of proteins that mediate epigenetic repression. Mediates recruitment of the HUSH complex to H3K9me3 sites: the HUSH complex is recruited to genomic loci rich in H3K9me3 and is required to maintain transcriptional silencing by promoting recruitment of SETDB1, a histone methyltransferase that mediates further deposition of H3K9me3, as well as MORC2. Binds H3K9me and promotes DNA methylation by recruiting DNMT3A to target CpG sites; these can be situated within the coding region of the gene. Mediates down-regulation of CDH1 expression. Also represses L1 retrotransposons in collaboration with MORC2 and, probably, SETDB1, the silencing is dependent of repressive epigenetic modifications, such as H3K9me3 mark. Silencing events often occur within introns of transcriptionally active genes, and lead to the down-regulation of host gene expression. The HUSH complex is also involved in the silencing of unintegrated retroviral DNA by being recruited by ZNF638: some part of the retroviral DNA formed immediately after infection remains unintegrated in the host genome and is transcriptionally repressed.
Gene References into Functions
  1. The study demonstrated that MPP8 was associated with non-small cell lung cancer cell proliferation through regulation of HOXA5. PMID:29412790
  2. The haploid screen identified HUSH, an epigenetic heterochromatin repressor complex composed of three subunits, TASOR, MPP8 and Periphilin. (Review) PMID:26853531
  3. findings demonstrate MPP8 and SIRT1 reciprocally regulate each other's function at multiple molecular layers through physical interaction; disruption of MPP8-SIRT1 interaction de-represses E cadherin expression and reduces cell motility and invasiveness suggesting this interplay plays critical role in MPP8- and SIRT1-mediated epithelial-mesenchymal transition PMID:25870236
  4. this study identified the HUSH (human silencing hub) complex, comprising three poorly characterized proteins, TASOR, MPP8, and periphilin; this complex is absent from Drosophila but is conserved from fish to humans. PMID:26022416
  5. Knockdown analysis of MPP8 in HeLa cells resulted in derepression of a set of genes that are normally expressed in spermatogonia, spermatids and mature sperm, thereby indicating a role for this molecule in silencing testis-related genes in somatic cells. PMID:25660450
  6. interaction of HN with MPP8 may play a role in oncogenesis because MPP8 increases tumor cell motility and invasion PMID:23532874
  7. these results indicate that the chromatin association of MPP8 is regulated by Cdk-dependent phosphorylation. PMID:23416073
  8. These findings reveal the molecular mechanism of selective binding of human MPP8 chromodomain to methylated histone H3K9. PMID:22022377
  9. We determined the crystal structure of MPP8 chromodomain in complex with H3K9me3 peptide. MPP8 interacts with at least six histone H3 residues from glutamine 5 to serine 10. PMID:21419134
  10. MPP8 mediates E-cadherin gene silencing and promotes breast tumour cell motility and invasion. PMID:20871592

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Subcellular Location
Nucleus. Chromosome.
Database Links

HGNC: 29810

UNIGENE: Hs.269654

KEGG: hsa:54737

STRING: 9606.ENSP00000355388

OMIM: 611626

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