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Merck
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Principaux documents

ABE188

Sigma-Aldrich

Anti-HEXIM1 Antibody

serum, from rabbit

Synonyme(s) :

Protein HEXIM1, Cardiac lineage protein 1, Estrogen down-regulated gene 1 protein, Hexamethylene bis-acetamide-inducible protein 1, Menage a quatre protein 1, hexamethylene-bis-acetamide-inducible transcript 1, HMBA-inducible, hexamethylene bisacetamide-

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About This Item

Code UNSPSC :
12352203
eCl@ss :
32160702
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Forme d'anticorps

serum

Type de produit anticorps

primary antibodies

Clone

polyclonal

Espèces réactives

human

Technique(s)

immunocytochemistry: suitable
western blot: suitable

Numéro d'accès NCBI

Numéro d'accès UniProt

Conditions d'expédition

wet ice

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

Description générale

HEXIM1 is a transcriptional regulator that functions as a general RNA polymerase II transcription inhibitor. HEXIM1 works in cooperation with 7SK snRNA to sequester P-TEFb in a large inactive 7SK snRNP complex, preventing RNA polymerase II phosphorylation and subsequent transcriptional elongation. The 7SK snRNP complex is composed of P-TEFb (composed of CDK9 and CCNT1/cyclin-T1), HEXIM1, HEXIM2, BCDIN3, SART3 proteins and 7SK and U6 snRNAs. Hexim1 also interacts with the N-CoR complex through NCOR1, ESR1, NR3C1, and may interact with NF-kappa-B through REL A. HEXIM1 is located in the nucleus where it can bind with alpha-importin, and can also be found in the cytoplasm. It is up-regulated by HMBA (hexamethylene bisacetamide) at the protein level and down-regulated by estrogen.

Immunogène

Recombinant protein corresponding to human HEXIM1.

Application

Immunocytochemistry Analysis: 1:500 dilution from a representative lot detected HEXIM1 in HeLa and A431 cells.
Research Category
Epigenetics & Nuclear Function

Epigenetics & Nuclear Function
Research Sub Category
Transcription Factors

Chromatin Biology
Use Anti-HEXIM1 Antibody (rabbit polyclonal antibody) validated in WB, ICC to detect HEXIM1 also known as Cardiac lineage protein 1, Estrogen down-regulated gene 1 protein ,Hexamethylene bis-acetamide-inducible protein 1.

Qualité

Evaluated by Western Blot in HeLa cell lysate.

Western Blot Analysis: 1:1,000 dilution of this antibody detected HEXIM1 on 10 µg of HeLa cell lysate.

Description de la cible

~52 kDa observed. An uncharacterized band at ~60 kDa has been observed in some lysates.

Forme physique

Rabbit polyclonal serum containing 0.05% sodium azide.
Unpurified

Stockage et stabilité

Stable for 1 year at -20°C from date of receipt.
Handling Recommendations: Upon receipt and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

Remarque sur l'analyse

Control
HeLa cell lysate

Clause de non-responsabilité

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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Code de la classe de stockage

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

WGK 1


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