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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
EIF2B4 Antibody / Translation initiation factor eIF2B subunit delta Antibody detects EIF2B4, the delta subunit of eukaryotic translation initiation factor 2B, a five-subunit guanine nucleotide exchange factor required for efficient protein synthesis. During translation initiation, EIF2 delivers initiator methionyl-tRNA to the small ribosomal subunit in a GTP-dependent manner. After GTP hydrolysis, EIF2 must exchange GDP for GTP before it can participate in another initiation cycle. The EIF2B complex catalyzes this exchange, and EIF2B4 contributes to the assembly and regulatory properties of the complex.
EIF2B contains alpha, beta, gamma, delta, and epsilon subunits, encoded by distinct genes. The complex integrates signals that adjust protein synthesis during cellular stress. Phosphorylation of EIF2 alpha can inhibit EIF2B activity, reducing general translation initiation while favoring selected stress-responsive transcripts. This mechanism forms a central component of the integrated stress response. EIF2B4 is not the catalytic epsilon subunit, but its contribution to the multisubunit structure is important for normal nucleotide-exchange activity and sensitivity to regulatory signals. The Translation initiation factor eIF2B subunit delta Antibody designation refers to this same protein target.
Pathogenic variants in EIF2B genes cause vanishing white matter disease, a neurological disorder characterized by impaired white matter maintenance and vulnerability to physiological stress. Variants in EIF2B4 represent one genetic cause within this group. The disease illustrates how disturbances in a fundamental translation factor can have pronounced effects in the nervous system. Research on EIF2B4 connects translation initiation, cellular stress signaling, and the maintenance of glial function. NSJ Bioreagents includes EIF2B4 among targets involved in translational regulation. An EIF2B4 Antibody provides a means of examining the molecular functions associated with EIF2B4.
Explore related research targets in our Cell Biology Antibodies collection.
The ideal working dilution for the EIF2B4 Antibody / Translation initiation factor eIF2B subunit delta Antibody should be established by the investigator based on assay conditions.
The EIF2B4 Antibody was generated using e. coli-derived human EIF2B4 recombinant protein (amino acids R29-H470).
After reconstitution, keep the EIF2B4 Antibody at 4oC for up to one month. Alternatively, store aliquots at -20oC for up to six months. Avoid multiple freezing and thawing cycles.
EIF2B4 antibody, Translation initiation factor eIF2B subunit delta antibody, eukaryotic translation initiation factor 2B subunit delta antibody, EIF2BD antibody, Translation initiation factor eIF-2B subunit delta antibody, eIF-2B GDP-GTP exchange factor subunit delta antibody
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