| Field | Specification |
|---|---|
| Mfr No | |
| Clonality | |
| Host | |
| Immunogen | E.coli-derived human GBE1 recombinant protein (Position: H79-R515) was used as the immunogen for the GBE1 antibody. |
| Isotype | |
| Product Type | |
| Purity | |
| Reactivity | |
| Storage | |
| Target | |
| UniProt # |
Overview
GBE1 Antibody / 1,4-alpha-glucan branching enzyme 1 is a anti-GBE1 Rabbit antibody Polyclonal (rabbit origin) supplied in Lyophilized format. Recommended for workflows such as Western blot (WB), ELISA with listed reactivity in Human, Mouse, Rat.
Key elements and design rationale
- Target: GBE1
- Antibody details: Rabbit, Polyclonal (rabbit origin), isotype Rabbit IgG
- Format: Lyophilized
- Applications (as listed): WB, ELISA
Biological background
Structurally, GBE1 is a 702-amino-acid cytosolic enzyme of approximately 80 kilodaltons that belongs to the glycoside hydrolase family 13. It contains a central catalytic domain with the conserved Asp-Glu-Asp catalytic triad and carbohydrate-binding modules that enable glucan chain recognition and rearrangement. By transferring short alpha-1,4-linked oligosaccharide chains to alpha-1,6 positions, GBE1 generates the branch points that define glycogen's compact and accessible configuration.
The GBE1 antibody is widely used in glycogen metabolism, endocrinology, and neuromuscular research to study carbohydrate storage, enzymatic regulation, and metabolic disease mechanisms. Western blot analysis detects an 80 kilodalton band corresponding to GBE1, while immunofluorescence shows diffuse cytoplasmic staining, particularly in hepatocytes and myocytes. This antibody supports investigations of glycogen biosynthesis and the enzymatic defects underlying glycogen storage disorders.
Mutations in GBE1 cause Glycogen Storage Disease Type IV (Andersen disease) and its non-lethal variant, adult polyglucosan body disease (APBD). These disorders are characterized by abnormal glycogen accumulation and progressive neuromuscular or hepatic dysfunction. Reduced GBE1 activity leads to poorly branched glycogen with decreased solubility and impaired mobilization. The GBE1 antibody provides a reliable tool for studying enzyme expression and activity in models of metabolic disease, helping to elucidate molecular mechanisms that govern glycogen structure and energy regulation.
Research relevance and current trends
- Connecting protein-level changes to phenotype using orthogonal readouts (genetic perturbation, transcriptomics, imaging).
- Considering isoforms and post-translational regulation when interpreting protein-level changes.
- Comparing results across species and model systems with matched controls.
Common research applications
- Western blotting: compare relative abundance and activation-state changes across conditions.
- ELISA: support antibody-based quantification in assay formats where applicable.
Interpret changes in signal alongside appropriate controls and, when relevant, in parallel with total-protein or pathway readouts.
Notes for experimental interpretation
- Signal can reflect expression level, isoform composition, and post-translational state; interpret results in the context of your model system and stimuli.
- Species differences and sample matrices can influence epitope recognition; prioritize matched controls and orthogonal confirmation when feasible.
Antibody notes: Polyclonal antibodies recognize multiple epitopes, which can broaden the epitope footprint and may increase sensitivity in some contexts.
Customization & Add-ons: Can’t find the antibody you need—or require a custom format for your assay? We can help you source the best match or support custom antibody solutions for diverse research needs, including species and isotype selection, conjugations and labeling (e.g., HRP/AP, biotin, fluorophores), purification grade options (Protein A/G, affinity purified), formulation preferences (buffer selection, carrier-free, glycerol-free), custom concentrations and aliquoting, low-endotoxin options for cell-based work, and application-focused QC/validation support (project dependent). Click Talk to a Scientist to submit a request, email us at support@biohippo.com, or explore our Research Services for additional support—our team will follow up with feasibility details and next steps.
