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Documentos Principais

E6656

Sigma-Aldrich

Anti-eIF4ENIF1 antibody produced in rabbit

affinity isolated antibody, buffered aqueous solution

Sinônimo(s):

Anti-4E-T, Anti-Clast4, Anti-Eukaryotic translation initiation factor 4E nuclear import factor 1, Anti-Eukaryotic translation initiation factor 4E transporter, Anti-eIF4E-T

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About This Item

Número MDL:
Código UNSPSC:
12352203
NACRES:
NA.41

fonte biológica

rabbit

Nível de qualidade

conjugado

unconjugated

forma do anticorpo

affinity isolated antibody

tipo de produto de anticorpo

primary antibodies

clone

polyclonal

forma

buffered aqueous solution

peso molecular

antigen 140 kDa

reatividade de espécies

human

técnica(s)

immunoprecipitation (IP): 5-10 μL using HeLa cell lysates
western blot: 2-4 μg/mL using HeLa cell lysates

nº de adesão UniProt

Condições de expedição

dry ice

temperatura de armazenamento

−20°C

modificação pós-traducional do alvo

unmodified

Informações sobre genes

Descrição geral

Eukaryotic translation initiation factor 4E nuclear import factor 1 (eIF4ENIF1) is mapped to human chromosome 22q12.2. It expressed in the human ovary and comprises two leucine-rich nuclear export signals and a bipartite nuclear localization signal.

Especificidade

Anti-eIF4ENIF1 specifically recognizes human eIF4ENIF1.

Imunogênio

synthetic peptide corresponding to amino acids 650-664 of human eIF4ENIF1, conjugated to KLH via an N-terminal added cysteine residue. This sequence is specific to human.

Aplicação

Anti-eIF4ENIF1 antibody produced in rabbit is suitable for immunoprecipitation at a concentration of 5-10μL using HeLa cell lysates and western blotting at a concentration of 2-4μg/mL using HeLa cell lysates.
Anti-eIF4ENIF1 antibody produced in rabbit may be used in immunoblotting and immunoprecipitation.

Ações bioquímicas/fisiológicas

Eukaryotic translation initiation factor 4E transporter (4E-T) is a protein encoded by the EIF4ENIF1 gene in humans. It is a nucleocytoplasmic shuttling protein that mediates the import of eIF4E into the nucleus. 4E-transporter (4E-T) is one of several proteins that binds the mRNA 5′cap-binding protein, eukaryotic initiation factor 4E (eIF4E), through a conserved binding motif. It′s interaction with eIF4E is a priming event in inducing messenger ribonucleoprotein rearrangement and transition from translation to decay. Eukaryotic initiation factor 4E plays an important role in controlling cell growth. 4E-T is essential for the assembly of processing bodies and its overexpression triggers the movement of eIF4E into the processing bodies.
eIF4ENIF1 (also known as 4E-T or 4E-transporter) colocalizes with other mRNA binding/processing proteins to processing (P)-bodies. The interaction of eIF4ENIF1 with eIF4E in the cytoplasm represses translation, which is believed to be a prerequisite for targeting of mRNAs to P-bodies. eIF4ENIF1 is likely to inhibit translation by competing with eIF4G for binding to eIF4E and preventing the formation of the eIF4F complex. Together with 4E-BPs, it participates in cell response to prolonged hypoxia, sequestering eIF4E, and affecting gene expression. A nonsense mutation in the eIF4ENIF1 gene is implicated in the Primary Ovarian Insufficiency.

forma física

Solution in 0.01 M phosphate buffered saline, pH 7.4, and 15 mM sodium azide.

Armazenamento e estabilidade

For continuous use, store at 2-8 °C for up to one month. For extended storage, freeze in working aliquots. Repeated freezing and thawing, or storage in “frost-free” freezers, is not recommended. If slight turbidity occurs upon prolonged storage, clarify the solution by centrifugation before use. Working dilutions should be discarded if not used within 12 hours.

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

10 - Combustible liquids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


Certificados de análise (COA)

Busque Certificados de análise (COA) digitando o Número do Lote do produto. Os números de lote e remessa podem ser encontrados no rótulo de um produto após a palavra “Lot” ou “Batch”.

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Marianne Koritzinsky et al.
The EMBO journal, 25(5), 1114-1125 (2006-02-10)
Hypoxia has recently been shown to activate the endoplasmic reticulum kinase PERK, leading to phosphorylation of eIF2alpha and inhibition of mRNA translation initiation. Using a quantitative assay, we show that this inhibition exhibits a biphasic response mediated through two distinct
Maria Alexandra Andrei et al.
RNA (New York, N.Y.), 11(5), 717-727 (2005-04-21)
mRNP remodeling events required for the transition of an mRNA from active translation to degradation are currently poorly understood. We identified protein factors potentially involved in this transition, which are present in mammalian P bodies, cytoplasmic foci enriched in 5'
Hyung Chul Lee et al.
Biochemical and biophysical research communications, 369(4), 1160-1165 (2008-03-18)
Nonsense-mediated mRNA decay (NMD) is the best-characterized mRNA surveillance mechanism; this process removes faulty mRNAs harboring premature termination codons (PTCs). NMD targets newly synthesized mRNAs bound by nuclear cap-binding proteins 80/20 (CBP80/20) and exon junction complex (EJC), the former of
Marie Cargnello et al.
Molecular and cellular biology, 32(22), 4572-4584 (2012-09-12)
Processing bodies (PBs, or P bodies) are cytoplasmic granules involved in mRNA storage and degradation that participate in the regulation of gene expression. PBs concentrate nontranslated mRNAs and several factors involved in mRNA decay and translational repression, including the eukaryotic
Maria A Ferraiuolo et al.
The Journal of cell biology, 170(6), 913-924 (2005-09-15)
4E-transporter (4E-T) is one of several proteins that bind the mRNA 5'cap-binding protein, eukaryotic initiation factor 4E (eIF4E), through a conserved binding motif. We previously showed that 4E-T is a nucleocytoplasmic shuttling protein, which mediates the import of eIF4E into

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