eIF1A抗体;eIF1A Antibody—艾普蒂

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     Western blot analysis of eIF1A expression in HeLa cell lysate.    

  
  

The eukaryotic translation initiation factor 1A (eIF1A) is a highly conserved protein critical for the initiation phase of protein synthesis in eukaryotes. It plays a pivotal role in ribosome assembly, scanning for the start codon, and ensuring the fidelity of mRNA translation. Structurally, eIF1A consists of an oligonucleotide/oligosaccharide-binding (OB) fold domain and a C-terminal α-helix, which facilitate interactions with the 40S ribosomal subunit and other initiation factors, such as eIF2 and eIF5. Its dynamic conformational changes during translation initiation are essential for stabilizing ribosomal complexes and regulating the transition from initiation to elongation.

Antibodies targeting eIF1A are widely used in research to investigate its expression, localization, and functional mechanisms in cellular processes. These antibodies enable detection of eIF1A in techniques like Western blotting, immunofluorescence, and immunoprecipitation, helping elucidate its role in both normal and pathological conditions. Dysregulation of eIF1A has been linked to diseases such as cancer and neurodegenerative disorders, where aberrant protein synthesis contributes to pathogenesis. For instance, altered eIF1A expression or mutations may disrupt translational fidelity, promoting oncogenic protein production or cellular stress responses.

Researchers also utilize eIF1A antibodies to study its interactions within the translation preinitiation complex, providing insights into therapeutic strategies targeting translation machinery. These tools are indispensable for understanding fundamental gene regulation mechanisms and developing interventions for diseases driven by translational dysregulation.