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Key Documents

MABE656

Sigma-Aldrich

Anti-HP1γ Antibody, clone 14D3.1

clone 14D3.1, from mouse

Sinônimo(s):

Chromobox protein homolog 3, HECH, Heterochromatin protein 1 homolog gamma, HP1 gamma, Modifier 2 protein

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About This Item

Código UNSPSC:
12352203
eCl@ss:
32160702
NACRES:
NA.41

fonte biológica

mouse

Nível de qualidade

forma do anticorpo

purified antibody

tipo de produto de anticorpo

primary antibodies

clone

14D3.1, monoclonal

reatividade de espécies

human

reatividade da espécie (prevista por homologia)

rat (based on 100% sequence homology), mouse (based on 100% sequence homology), nonhuman primates (based on 100% sequence homology)

técnica(s)

immunocytochemistry: suitable
western blot: suitable

Isotipo

IgG2aκ

nº de adesão NCBI

nº de adesão UniProt

Condições de expedição

ambient

modificação pós-traducional do alvo

unmodified

Informações sobre genes

human ... CBX3(11335)

Descrição geral

Chromobox protein homolog 3 (UniProt Q13185; also known as HECH, Heterochromatin protein 1 homolog gamma, HP1 gamma, Modifier 2 protein) is encoded by the CBX3 gene (Gene ID 11335) in human. HP1 is a non-histone chromosomal protein that is present as three orthologs, HP1-alpha, HP1-beta, and HP1-gamma, in mammals. While HP1-alpha and HP1-beta have been unambiguously localized in heterochromatin, HP1-gamma has been found to localize in both euchromatin and heterochromatin (transiently) compartments of interphase nuclei, as well as in the pericentromeric chromatin and arms of mitotic chromosomes of 3T3 cells. HP1-gamma is phosphorylated by PIM1 during interphase and may be hyper-phosphorylated during mitosis. HPI-gamma is involved in transcriptional silencing in heterochromatin-like complexes. It recognizes and binds histone H3 tails methylated at ′Lys-9′, leading to epigenetic repression. It may also contribute to the association of the heterochromatin with the inner nuclear membrane through its interaction with lamin B receptor (LBR). It is also reported to be involved in the formation of functional kinetochore through interaction with MIS12 complex proteins. Ref.: Minc E., et al. (2000). Cytogenet. Cell Genet. 90, 279-284.
Lachner, M., et al. (2001). Nature 410, 116-120.

Imunogênio

KLH-conjugated linear peptide corresponding to an internal sequence within the N-terminal half of human HP1γ.

Aplicação

Anti-HP1γ, clone 14D3.1, Cat. No. MABE656, is a highly specific mouse monoclonal antibody that targets heterochromatin protein-1 gamma and has been tested in Immunocytochemistry and Western Blotting.
Immunocytochemistry Analysis: A 1:200 dilution from a representative lot detected nuclear HP1γ immunoreactivity in 4% paraformaldehyde-fixed, 0.1 Triton X-100-permeabilized A431 and HeLa cells.
Research Category
Epigenetics & Nuclear Function

Qualidade

Evaluated by Western Blotting in HeLa cell lysate.

Western Blotting Analysis: 0.5 µg/mL of this antibody detected HP1γ in 10 µg of HeLa cell lysate.

Descrição-alvo

~20 kDa observed. 20.68 kDa(Met1 removed) calculated. Uncharacterized bands may be observed in some lysate(s).

Ligação

Replaces: MAB3450

forma física

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.

Armazenamento e estabilidade

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

Outras notas

Concentration: Please refer to lot specific datasheet.

Exoneração de responsabilidade

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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Código de classe de armazenamento

12 - Non Combustible Liquids

Classe de risco de água (WGK)

WGK 1


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The EMBO journal, 39(12), e104133-e104133 (2020-04-30)
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Nature communications, 10(1), 1224-1224 (2019-03-16)
Poly-(ADP-ribose) polymerase inhibitors (PARPi) selectively kill breast and ovarian cancers with defects in homologous recombination (HR) caused by BRCA1/2 mutations. There is also clinical evidence for the utility of PARPi in breast and ovarian cancers without BRCA mutations, but the
Kosuke Sako et al.
The Journal of cell biology, 223(9) (2024-05-23)
Maintenance of ploidy depends on the mitotic kinase Aurora B, the catalytic subunit of the chromosomal passenger complex (CPC) whose proficient activity is supported by HP1 enriched at inner centromeres. HP1 is known to associate with INCENP of the CPC
Ali Fathi et al.
Aging cell, 21(1), e13541-e13541 (2021-12-26)
Modeling age-related neurodegenerative disorders with human stem cells are difficult due to the embryonic nature of stem cell-derived neurons. We developed a chemical cocktail to induce senescence of iPSC-derived neurons to address this challenge. We first screened small molecules that

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