| Field | Specification |
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| Host | |
| Immunogen | A synthetic peptide corresponding to a sequence in the middle region of human FUNDC1 was used as the immunogen for the FUNDC1 antibody. |
| Isotype | |
| Product Type | |
| Purity | |
| Reactivity | |
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| Target | |
| UniProt # |
Overview
FUNDC1 Antibody / FUN14 domain-containing protein 1 is a anti-FUNDC1 Rabbit antibody Polyclonal (rabbit origin) supplied in Lyophilized format. Recommended for workflows such as Western blot (WB), Immunohistochemistry (IHC), Flow cytometry (FACS) with listed reactivity in Human, Mouse, Rat. Reported localization: Cytoplasm.
Key elements and design rationale
- Target: FUNDC1
- Antibody details: Rabbit, Polyclonal (rabbit origin), isotype Rabbit IgG
- Format: Lyophilized
- Applications (as listed): WB, IHC, FACS
Biological background
Structurally, FUNDC1 contains three transmembrane helices that anchor it to the mitochondrial outer membrane, with its N-terminal domain exposed to the cytosol for binding autophagy-related proteins. Under normoxic conditions, FUNDC1 is phosphorylated at Tyr18 and Ser13, suppressing its interaction with LC3. During hypoxia or mitochondrial depolarization, phosphatases such as PGAM5 dephosphorylate these residues, enhancing its affinity for LC3 and triggering mitophagy. This dynamic post-translational regulation ensures precise control of mitochondrial turnover.
The FUNDC1 antibody is widely used in mitochondrial biology, autophagy, and metabolic research to study mitophagy signaling, organelle homeostasis, and cellular stress adaptation. Western blot analysis detects a 16 kilodalton band corresponding to FUNDC1, while immunofluorescence shows punctate staining along mitochondrial networks. This antibody enables researchers to monitor mitochondrial dynamics and degradation under conditions such as hypoxia, oxidative stress, or metabolic reprogramming.
FUNDC1-mediated mitophagy is essential for maintaining energy balance and preventing accumulation of damaged mitochondria that could release pro-apoptotic or inflammatory signals. Dysregulation of FUNDC1 contributes to diseases such as cardiac ischemia, neurodegeneration, and cancer, where impaired mitophagy affects cell survival and metabolic fitness. The FUNDC1 antibody provides a sensitive reagent for assessing mitophagic flux and mitochondrial remodeling.
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.
- Immunohistochemistry: map target signal in tissue context and compare regions/phenotypes.
- Flow cytometry: quantify target-positive populations and signal shifts at single-cell resolution.
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.
