| Field | Specification |
|---|---|
| Mfr No | |
| Clonality | |
| Host | |
| Immunogen | E.coli-derived human IkB Beta/NFKBIB recombinant protein (Position: T96-V356) was used as the immunogen for the NFKBIB antibody. |
| Isotype | |
| Product Type | |
| Purity | |
| Reactivity | |
| Storage | |
| Target | |
| UniProt # |
Overview
NFKBIB Antibody / IkB Beta is a anti-NFKBIB Rabbit antibody Polyclonal (rabbit origin) supplied in Lyophilized format. Recommended for workflows such as Western blot (WB), Flow cytometry (FACS), ELISA with listed reactivity in Human, Mouse, Rat.
Key elements and design rationale
- Target: NFKBIB
- Antibody details: Rabbit, Polyclonal (rabbit origin), isotype Rabbit IgG
- Format: Lyophilized
- Applications (as listed): WB, FACS, ELISA
Biological background
Functionally, NFKBIB antibody identifies a 359-amino-acid protein containing six ankyrin repeats that mediate high-affinity binding to NF-kappaB subunits such as RELA (p65) and NFKB1 (p50). Upon cellular stimulation by cytokines, stress, or microbial components, NFKBIB undergoes phosphorylation by IKK kinases, followed by ubiquitination and proteasomal degradation. This releases NF-kappaB dimers, allowing them to enter the nucleus and activate transcription of immune, survival, and stress-response genes. The subsequent resynthesis of IkB beta provides negative feedback to terminate NF-kappaB signaling, restoring homeostasis.
The NFKBIB gene is located on chromosome 19q13.2 and is expressed broadly in immune, epithelial, and neuronal tissues. Its expression is dynamically regulated by inflammatory stimuli, making it a critical component of feedback loops that control cytokine production and immune tolerance.
Pathologically, dysregulation of NFKBIB contributes to chronic inflammation, autoimmune disorders, and cancer. Mutations or reduced degradation can suppress immune activation, while excessive turnover enhances NF-kappaB signaling and proinflammatory gene expression. Research using NFKBIB antibody supports studies in transcriptional regulation, inflammatory signaling, and tumor biology.
NFKBIB antibody is validated for western blotting, immunofluorescence, and immunohistochemistry to detect I-kappaB family proteins and NF-kappaB signaling regulators.
Structurally, NF-kappaB inhibitor beta contains a signal response domain near the N-terminus for IKK-mediated phosphorylation and a C-terminal ankyrin repeat domain that anchors NF-kappaB subunits. This antibody enables the study of IkB beta's role in feedback regulation of NF-kappaB activity and immune homeostasis.
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.
- Flow cytometry: quantify target-positive populations and signal shifts at single-cell resolution.
- 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.
