1. Recombinant Proteins
  2. Cytokines and Growth Factors CD Antigens Biotinylated Proteins
  3. TNF Superfamily B Cell CD Proteins Macrophage CD Proteins
  4. TNF Superfamily Ligands CD257/BAFF
  5. B-cell Activating Factor (BAFF)
  6. BAFF/TNFSF13B Protein, Human (Biotinylated, HEK293, hFc-Avi)

BAFF/TNFSF13B Protein, Human (Biotinylated, HEK293, hFc-Avi)

Cat. No.: HY-P700459
Data Sheet Handling Instructions Technical Support

BAFF/TNFSF13B protein is a cytokine that binds to TNFRSF13B/TACI and TNFRSF17/BCMA, forming a key ligand-receptor pathway together with TNFSF13/APRIL. These interactions play a crucial role in stimulating B-cell and T-cell function and regulating humoral immunity. BAFF/TNFSF13B Protein, Human (Biotinylated, HEK293, hFc-Avi) is the recombinant human-derived BAFF/TNFSF13B protein, expressed by HEK293 , with C-Avi, N-hFc labeled tag.

For research use only. We do not sell to patients.

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  • Biological Activity

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Description

BAFF/TNFSF13B protein is a cytokine that binds to TNFRSF13B/TACI and TNFRSF17/BCMA, forming a key ligand-receptor pathway together with TNFSF13/APRIL. These interactions play a crucial role in stimulating B-cell and T-cell function and regulating humoral immunity. BAFF/TNFSF13B Protein, Human (Biotinylated, HEK293, hFc-Avi) is the recombinant human-derived BAFF/TNFSF13B protein, expressed by HEK293 , with C-Avi, N-hFc labeled tag.

Background

BAFF/TNFSF13B protein, a cytokine, binds to TNFRSF13B/TACI and TNFRSF17/BCMA, forming a key ligand-receptor pathway alongside TNFSF13/APRIL. Together, these interactions play a crucial role in stimulating B- and T-cell function and regulating humoral immunity. Notably, a third B-cell-specific receptor, BAFFR/BR3, is involved in promoting the survival of mature B-cells and facilitating the B-cell response. This intricate network underscores the significance of BAFF/TNFSF13B in orchestrating immune responses. Additionally, isoform 2 of BAFF/TNFSF13B appears to exert a regulatory role by inhibiting the secretion and bioactivity of isoform 1. The dynamic interplay between these isoforms further contributes to the nuanced control of BAFF/TNFSF13B-mediated immune processes.

Species

Human

Source

HEK293

Tag

C-Avi;N-hFc

Accession

Q9Y275-1 (A134-L285)

Gene ID
Molecular Construction
N-term
hFc-Avi
BAFF (A134-L285)
Accession # Q9Y275-1
C-term
Synonyms
BAFF; BLyS; CD257; TNFSF13B; TNFSF20; DTL; TALL1; TALL-1delta BAFF; TALL1Delta4 BAFF; THANK; ZTNF4; TALL-1
AA Sequence

AVQGPEETVTQDCLQLIADSETPTIQKGSYTFVPWLLSFKRGSALEEKENKILVKETGYFFIYGQVLYTDKTYAMGHLIQRKKVHVFGDELSLVTLFRCIQNMPETLPNNSCYSAGIAKLEEGDELQLAIPRENAQISLDGDVTFFGALKLL

Molecular Weight

46.2 kDa

Purity

Greater than 90% as determined by reducing SDS-PAGE.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Documentation
Help & FAQs
  • How should lyophilized recombinant proteins be reconstituted and stored?

    1. Before opening the cap, centrifuge the vial at 13000 rpm for 20-30 seconds. This step will ensure that any lyophilized powder that may have adhered to the cap or walls is collected at the bottom of the vial, minimizing the risk of product loss. 2. Taking 10 μg as an example, first add 20 μL of reconstituted solution provided by MCE and use a pipette to gently resuspend the lyophilized protein until it is fully dissolved.. (For most proteins, the reconstitution solution we provide is sterile water. If a diluent other than water is required, it will be indicated in the product's Certificate of Analysis (COA).). 3. Add an additional 80 μL of buffer/culture medium containing carrier protein (either 0.1% BSA, 5% HSA, 10% FBS, or 5% trehalose), and then use a pipette to gently mix until uniform. The final concentration is should not be lower than 100 μg/mL. 4. Aliquot at least 20 μL per tube. 5. After aliquoting, store it frozen at a temperature ranging from -20ºC to -80ºC, and it can be preserved for 3 to 6 months.

  • How should solution-form recombinant proteins be stored?

    1. The product can be stored in its original form and diluted as needed upon use. 2. Alternatively, dilute with a buffer/culture medium containing a carrier protein (either 0.1% BSA, 5% HSA, 10% FBS, or 5% alginate), mix well by pipetting, and ensure that

  • Why is it necessary to add carrier proteins?

    Carrier proteins are commonly added to enhance the stability of recombinant proteins, preventing them from adhering to the walls of the container during freezing or thawing processes. Plastic tubes have a certain adsorptive capacity for proteins, which may lead to difficulty in separating the protein from the tube walls, resulting in a decrease in the actual concentration of the protein in the solution and thus affecting its activity. To minimize such losses, it is recommended to add a commonly used carrier protein solution prior to the long-term storage of recombinant protein products.

  • Carrier protein types and options?

    In cases where the carrier protein is not expected to influence the experimental outcomes, an appropriate carrier protein, such as 0.1% BSA (Bovine Serum Albumin), 5% HSA (Human Serum Albumin), 10% FBS (Fetal Bovine Serum), or 5% trehalose, can be incorpo

  • Reconstitution Calculator

  • Dilution Calculator

  • Specific Activity Calculator

The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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Product Name:
BAFF/TNFSF13B Protein, Human (Biotinylated, HEK293, hFc-Avi)
Cat. No.:
HY-P700459
Quantity:
MCE Japan Authorized Agent: