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TNFRSF1B

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All listed services and products are For Research Use Only. Do Not use in any diagnostic or therapeutic applications.

Background

TNF receptor superfamily member 1B (TNFRSF1B, TNFR2) is a transmembrane immune receptor encoded by TNFRSF1B gene, widely expressed in stromal, endothelial and immune cell populations, localized exclusively to plasma membrane lipid bilayers. Distinct from TNFRSF1A pro-apoptotic paralog, TNFRSF1B engages membrane-bound TNF ligands to recruit cytoplasmic adaptor molecules that initiate cell survival and proliferative cascades rather than apoptotic pathways. Under steady systemic immune states, basal TNFRSF1B expression sustains mild tissue regenerative signaling without excessive inflammatory proliferation. Upon sustained TNF ligand exposure during infection or tissue injury, receptor ligation amplifies anti-apoptotic transcriptional programs to maintain stromal and immune cell viability. Unlike broadly expressed TNF receptors with dual death-inducing functions, TNFRSF1B carries cell-protective regulatory functions that cannot be fully compensated by other TNF superfamily receptors, linking membrane TNF recognition directly to tissue survival pathways. Loss of functional TNFRSF1B elevates cell death susceptibility and exacerbates tissue inflammatory damage, while sustained receptor signaling restrains apoptotic clearance, establishing TNFRSF1B as a core research target for TNF receptor biology and tissue-protective compound screening.

TNFRSF1B executes ligand-dependent survival receptor function embedded within cell surface bilayers, utilizing conserved extracellular cysteine-rich domains to selectively bind membrane-presented TNF molecules. Conserved ligand binding architectures distinguish its substrate preference from soluble TNF-binding TNFRSF1A receptors distributed across most somatic cells. TNFRSF1B-mediated receptor clustering bridges extracellular TNF stimulation and intracellular pro-survival signal transduction, balancing tissue regeneration and inflammatory injury magnitude according to local ligand abundance. TNFRSF1B participates in vascular maintenance, immune cell survival and chronic inflammatory tissue remodeling. Deficient TNFRSF1B signaling disrupts tissue protective responses and accelerates inflammatory cell death. Therefore, TNFRSF1B represents a pivotal research target for TNFR superfamily study and anti-inflammatory compound screening.

Fig. 1 Master structural schematic for TNFα dual receptor system highlighting TNFR2 exclusive membrane-TNF preference and unique intracellular domain architecture. (OA Literature)Fig. 1 Structural comparison diagram of TNFR1 and TNFR2 receptors, illustrating membrane-bound TNF (memTNF) / soluble TNF (sTNF) ligand selectivity, extracellular CRD domains, distinct cytoplasmic motifs (DD for TNFR1, PLAD/T2bs for TNFR2) and receptor signaling complex assembly.1

TNFRSF1B Protein Function: Core Roles in Membrane TNF Recognition and Cell Survival Tuning

The biological functions of TNFRSF1B are focused on membrane TNF ligand binding, anti-apoptotic signal transduction and tissue homeostasis control:

  • Membrane TNF Ligand Recognition: Selectively interacts with cell-bound TNF via extracellular receptor domains.
  • Anti-Apoptotic Signal Initiation: Recruits cytoplasmic adaptors to transmit cell survival transcriptional signals.
  • Systemic Tissue Homeostasis: Maintains baseline protective signaling under resting physiological conditions.
  • Inflammatory Remodeling Modulation: Supports stromal and immune cell viability during persistent inflammatory stimulation.
  • Disease Relevance: TNFRSF1B deficiency aggravates inflammatory tissue injury, while intact receptor activity preserves cell survival.

TNFRSF1B Protein Product

Creative Biolabs offers high-quality TNFRSF1B proteins through optimized expression systems, including full-length TNFR2 receptor and isolated extracellular ligand-binding domain variants. These products are suitable for TNF receptor-ligand interaction assays and tissue protective modulator screening. All TNFRSF1B proteins undergo strict quality control to ensure consistent performance and reliable application across diverse research platforms.

TNFRSF1B Protein Product

Not finding the membrane protein product you need? Contact us to start your one-stop custom service!

TNFRSF1B Stable Cell Line Product

Creative Biolabs provides custom-engineered TNFRSF1B stable cell lines, including overexpression and blank control models. These cell lines are optimized for TNFR receptor expression profiling and cell survival signal functional analysis. Each cell line undergoes stringent validation to ensure stable expression profiles and consistent functional performance in diverse experimental contexts.

TNFRSF1B Stable Cell Line Product

Not finding the stable cell line product you need? Contact us to start your one-stop custom service!

TNFRSF1B Recombinant Antibody Product

High-specificity recombinant antibodies targeting TNFRSF1B are developed via advanced antibody engineering technologies. These antibodies are validated for stromal/immune cell plasma membrane localization detection and multi-tissue expression profiling, and can be combined with TNF ligand detection reagents to analyze complete TNFRSF1B signaling complexes in inflammatory cell models.

TNFRSF1B Recombinant Antibody Product

Not finding the recombinant antibody product you need? Contact us to start your one-stop custom service!

Product Features

  • Native Membrane TNF Binding & Survival Activity: Preserves intact ligand recognition and anti-apoptotic signaling capacity for inflammatory tissue research.
  • TNF Receptor Isoform Specificity: Eliminates non-specific cross-recognition of unrelated TNFR family proteins.
  • Inflammatory Biology Compatibility: Optimized reagent series for tissue survival and anti-inflammatory therapeutic screening workflows.
  • Comprehensive Customization Support: Facilitates end-to-end development of customized proteins, antibodies and stable cell lines to address TNF receptor research demands.

Custom TNFRSF1B Research Services

Beyond catalog products, Creative Biolabs offers specialized custom services for TNFRSF1B research:

  • Custom TNFRSF1B Protein Production: Tailored expression of mutant and tagged TNFRSF1B constructs for TNF ligand binding interaction analysis.
  • Custom Antibody Development: Generation of TNFRSF1B-specific antibodies for stromal and immune cell membrane immunostaining.
  • Stable Cell Line Engineering: Construction of TNFRSF1B-modified cell models for pro-survival signaling research.
  • Functional Assay Development: Custom design of ligand binding and anti-apoptosis detection workflows.

Frequently Asked Questions (FAQ)

  1. What is the primary function of TNFRSF1B?

    TNFRSF1B is a TNF receptor that recognizes membrane-bound TNF to transmit anti-apoptotic signals supporting stromal and immune cell survival.

  2. Why is TNFRSF1B a significant research target?

    TNFRSF1B acts as a critical link between membrane TNF stimulation and tissue protective signaling, balancing inflammatory cell death and regeneration.

  3. Are Creative Biolabs' TNFRSF1B products suitable for clinical use?

    No, all TNFRSF1B products and services are strictly for research use only, not intended for clinical diagnosis or treatment.

  4. What types of TNFRSF1B products does Creative Biolabs offer?

    Offerings include full-length TNFRSF1B receptor proteins, isoform-specific detection antibodies and custom stable cell lines for inflammatory survival research.

  5. How are TNFRSF1B proteins validated for activity?

    TNFRSF1B proteins are validated via membrane TNF ligand binding functional testing.

Reference
  1. Wajant, Harald, and Daniela Siegmund. "TNFR1 and TNFR2 in the control of the life and death balance of macrophages." Frontiers in cell and developmental biology 7 (2019): 91. Under Open Access license CC BY 4.0, without modification. https://doi.org/10.3389/fcell.2019.00091
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