TNFRSF10B Human, Sf9

TNF Ligand Receptor Superfamily Member 10B Human Recombinant, Sf9
Cat. No.
BT27339
Source

Sf9, Insect cells.

Synonyms

TNFRSF10B, CD262, DR5, KILLER, KILLER/DR5, TRAIL-R2, TRAILR2, TRICK2, TRICK2A, TRICK2B, TRICKB, ZTNFR9, Death receptor 5, TNF-related apoptosis-inducing ligand receptor 2.

Appearance
Sterile Filtered colorless solution.
Purity

Greater than 90% as determined by SDS-PAGE.

Usage
THE BioTek's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.
Shipped with Ice Packs
In Stock

Description

TNFRSF10B produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 394 amino acids (56-210a.a.) and having a molecular mass of 43.9kDa. (Molecular size on SDS-PAGE will appear at approximately 40-57kDa).
TNFRSF10B is expressed with a 239 amino acid hIgG-His tag at C-Terminus and purified by proprietary chromatographic techniques.

Product Specs

Introduction
TRAIL Receptor-1 (DR4) and TRAIL Receptor-2 (DR5) are transmembrane proteins belonging to the TNFR superfamily. They possess a cytoplasmic "death domain" capable of initiating apoptosis within cells. Activation of these receptors occurs upon binding to either membrane-bound or soluble TRAIL/Apo2L.
Description
Produced in Sf9 Baculovirus cells, TNFRSF10B is a single, glycosylated polypeptide chain with a molecular weight of 43.9 kDa. It comprises 394 amino acids (56-210a.a.). On SDS-PAGE, its molecular size appears within the range of 40-57 kDa. The protein is expressed with a C-terminal 239 amino acid hIgG-His tag and purified using proprietary chromatographic methods.
Physical Appearance
The product is a sterile, colorless solution that has been filtered for clarity.
Formulation
The TNFRSF10B protein solution has a concentration of 1 mg/ml and is prepared in Phosphate Buffered Saline (pH 7.4) with 10% glycerol.
Stability
For optimal storage, the product should be kept at 4°C if the entire vial will be utilized within 2-4 weeks. For extended storage, freezing at -20°C is recommended. It is advisable to supplement the solution with a carrier protein (0.1% HSA or BSA) for long-term storage. To maintain product integrity, avoid repeated freeze-thaw cycles.
Purity
The purity of TNFRSF10B is determined to be greater than 90% based on SDS-PAGE analysis.
Biological Activity
Biological activity is assessed through a cytotoxicity inhibition assay employing Jurkat human T lymphocytes. The ED50 value, representing the effective concentration for 50% inhibition, is approximately 5 ng/ml in the presence of TRAIL.
Synonyms

TNFRSF10B, CD262, DR5, KILLER, KILLER/DR5, TRAIL-R2, TRAILR2, TRICK2, TRICK2A, TRICK2B, TRICKB, ZTNFR9, Death receptor 5, TNF-related apoptosis-inducing ligand receptor 2.

Source

Sf9, Insect cells.

Amino Acid Sequence

ITQQDLAPQQ RAAPQQKRSS PSEGLCPPGH HISEDGRDCI SCKYGQDYST HWNDLLFCLR CTRCDSGEVE LSPCTTTRNT VCQCEEGTFR EEDSPEMCRK CRTGCPRGMV KVGDCTPWSD IECVHKESGT KHSGEVPAVE ETVTSSPGTP ASPCSLEPKS CDKTHTCPPC PAPELLGGPS
VFLFPPKPKD TLMISRTPEV TCVVVDVSHE DPEVKFNWYV DGVEVHNAKT KPREEQYNST YRVVSVLTVL HQDWLNGKEY KCKVSNKALP APIEKTISKA KGQPREPQVY TLPPSRDELT KNQVSLTCLV KGFYPSDIAV EWESNGQPEN NYKTTPPVLD SDGSFFLYSK LTVDKSRWQQ
GNVFSCSVMH EALHNHYTQK SLSLSPGKHH HHHH.

Product Science Overview

Structure and Function

TNFRSF10B contains an intracellular death domain, which is crucial for its role in apoptosis (programmed cell death). The receptor is activated by binding to the tumor necrosis factor-related apoptosis-inducing ligand (TNFSF10/TRAIL/APO-2L) . Upon activation, TNFRSF10B transduces an apoptosis signal, leading to the formation of the death-inducing signaling complex (DISC). This complex recruits and activates caspase-8, initiating a cascade of caspases that mediate apoptosis .

Biological Significance

TNFRSF10B plays a significant role in regulating apoptosis, which is essential for maintaining cellular homeostasis and preventing tumor formation. Mutations or deregulation of this gene can lead to various cancers, including squamous cell carcinoma of the head and neck . The receptor’s ability to induce apoptosis makes it a potential target for cancer therapies, as activating TNFRSF10B can selectively induce death in cancer cells while sparing normal cells .

Recombinant Production

The recombinant form of TNFRSF10B, produced in Sf9 Baculovirus cells, is a single, glycosylated polypeptide chain containing 394 amino acids and has a molecular mass of approximately 43.9 kDa . This recombinant protein is used in various research applications, including studying the mechanisms of apoptosis and developing potential therapeutic agents .

Applications in Research and Medicine

Recombinant TNFRSF10B is valuable in research for understanding the pathways involved in apoptosis and cancer progression. It is also used in cytotoxicity assays to measure its ability to inhibit the growth of cancer cells. The recombinant protein’s biological activity is measured by its ability to inhibit cytotoxicity in human T lymphocytes, with an effective dose (ED50) of less than or equal to 5 ng/ml when used with TRAIL .

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