Abcam, ab169528, Anti-eIF2A antibody [EPR11042]

Size: 100µL / 1mL
Anti-eIF2A antibody [EPR11042] (ab169528) is a rabbit monoclonal antibody detecting eIF2A in Western Blot, IHC-P, ICC/IF . Suitable for Human, Mouse, Rat . - KO validated for confirmed specificity - Biophysical QC for unrivalled batch-batch consistency - Over 30 publications
Key facts
Host species:Rabbit,
Clonality:Monoclonal,
Clone number:EPR11042,
Isotype:IgG,
Carrier free:No,
Reacts with:Mouse, Rat, Human,
Applications:ICC/IF, IHC-P, WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:The exact immunogen used to generate this antibody is proprietary information.

Product details:
What is this antibody validated in?
Anti-eIF2A antibody [EPR11042] (ab169528) is a rabbit recombinant monoclonal antibody and is validated for use in Western Blot (WB), Immunohistochemistry (IHC-P), Immunocytochemistry/immunofluorescence (ICC/IF) in Human, Mouse, Rat samples.
What is the molecular weight of eIF2A?
Anti-eIF2A [EPR11042] (ab169528) specifically detects a band for eIF2A (UniProt: Q9BY44) at a molecular weight of 65kDa.
Trusted by the scientific community
Anti-eIF2A [EPR11042] (ab169528) was first used in a scientific publication in 2013 and has been cited over 30 times in peer-reviewed journals.
Reviewed by scientists
Anti-eIF2A [EPR11042] (ab169528) has over 5 independent reviews from customers.
Trial sizes available!
Test your antibody or perform pre-screening before committing to a larger quantity. Sold in 10µl.
Discover our selection of trial-size antibodies
Specificity confirmed
The specificity of Anti-eIF2A antibody [EPR11042] (ab169528) has been confirmed by Western blot testing in EIF2A Knockout HAP1 cells.
Other related products
We have a range of other formats of antibody clone [EPR11042] also available for your convenience: ab169528, Alexa Fluor® 488 -
ab214876
, Alexa Fluor® 647 -
ab215231
, HRP -
ab215342
, Carrier free -
ab236012
Patented technology
Our RabMAb
technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to
RabMAb® patents
What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:
- High batch-to-batch consistency and reproducibility
- Improved sensitivity and specificity
- Long-term security of supply
- Animal-free batch production
For more information, read more on
recombinant antibodies

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein A, Storage buffer-Preservative: 0.01% Sodium azideConstituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA, Shipped at conditions-Blue Ice, Appropriate short-term storage duration-1-2 weeks, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
The eIF2A also referred to as eukaryotic translation initiation factor 2A is a protein involved in the initiation of mRNA translation. The eIF2A protein is distinct from eIF2α despite the similarity in their names. Its molecular weight is approximately 65 kDa. Expression of eIF2A occurs mainly in the cytoplasm of cells where it participates in the protein synthesis process. eIF2A functions as a mediator that targets the initiator methionylated-tRNA to the small ribosomal subunit in a manner independent from eIF2 complex.
Biological function summary
EIF2A impacts the translation mechanism by facilitating the binding of Met-tRNAi to the ribosome under particular conditions especially during stress responses where canonical eIF2 might be inhibited. It operates independently from the larger eIF2 complex which also includes eIF2Β and eIF2γ subunits. This independent activity allows eIF2A to serve as a backup mechanism for translation initiation when the normal pathway is impaired.
Pathways
Translation regulation involves interaction with cellular stress pathways and the integrated stress response (ISR). eIF2A operates within pathways that respond to physiological stresses such as nutrient deprivation and oxidative stress which trigger alterations in protein synthesis rates. eIF2A is related to the eIF2 kinase which phosphorylates the α subunit of eIF2 leading to a general reduction in translation initiation under stress allowing selective translation of stress-response proteins.
Irregularities in eIF2A function link to neurodegenerative diseases such as Alzheimer's disease and metabolic disorders like diabetes. These conditions often involve disruptions in the stress response pathways where eIF2A participates. The protein participates with others like PERK a kinase that phosphorylates eIF2α under endoplasmic reticulum stress contributing to disease-related changes in protein synthesis. By modulating translation under stress eIF2A becomes significant in these pathological contexts.