• Phare
  • Validé par KD/KO

Anticorps Monoclonal anti-STAT1

STAT1 Monoclonal Antibody for WB, IHC, IF/ICC, Indirect ELISA

Hôte / Isotype

Mouse / IgG2a

Réactivité testée

Humain, rat, souris

Applications

WB, IHC, IF/ICC, Indirect ELISA

Conjugaison

Non conjugué

CloneNo.

1F7C6

N° de cat : 66545-1-PBS

Synonymes

1F7C6, ISGF 3, Signal transducer and activator of transcription 1-alpha/beta, STAT91, Transcription factor ISGF-3 components p91/p84



Informations sur le produit

66545-1-PBS cible STAT1 dans les applications de WB, IHC, IF/ICC, Indirect ELISA et montre une réactivité avec des échantillons Humain, rat, souris

Réactivité Humain, rat, souris
Hôte / Isotype Mouse / IgG2a
Clonalité Monoclonal
Type Anticorps
Immunogène STAT1 Protéine recombinante Ag0199
Nom complet signal transducer and activator of transcription 1, 91kDa
Masse moléculaire calculée 83 kDa
Poids moléculaire observé 84 kDa
Numéro d’acquisition GenBankBC002704
Symbole du gène STAT1
Identification du gène (NCBI) 6772
Conjugaison Non conjugué
Forme Liquide
Méthode de purification Purification par protéine A
Tampon de stockage PBS only
Conditions de stockageStore at -80°C. 20ul contiennent 0,1% de BSA.

Informations générales

What is the molecular weight of STAT1? Are there any isoforms of STAT1? Is STAT1 post-translationally modified?

The molecular weight of STAT1 is 91 kDa for full-length STAT1α and 84 kDa for STAT1β, which is devoid of the C-terminal activation domain (PMID: 1502203). Phosphorylation of STAT1 regulates STAT1 activity. Phosphorylation of Tyr701 by Janus kinases (JAKs) triggers STAT1 homo- and hetero-dimerization with other STAT family members and also causes nuclear translocation, while phosphorylation of Ser727 is needed for full activation (PMID: 10851062). STAT1β lacks Ser727 and has therefore been considered to be inactive or acting in a dominant negative manner to STAT1α, although it has been further shown to be capable of transcription activation in vivo (PMID: 24710278).

 What is the subcellular localization of STAT1?

STAT1 is present in the cytoplasm and in the nucleus. Translocation of STAT1 from the cytoplasm to the nucleus is required for its regulation of gene expression and is dependent on phosphorylation (see above). However, low levels of unphosphorylated STAT1, often referred to as U-STAT1, can also be found in the nucleus, where U-STAT1 regulates the stability of heterochromatin by binding to chromatin in monomeric or dimeric states (PMID: 18840523).

 What is the tissue expression pattern of STAT1?

STAT1 is ubiquitously expressed.


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