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Biotinylated Human PD-1 / PDCD1 Protein, Fc,Avitag™,His Tag (MALS verified)

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Numéro de produit/spécification
Prix
Qté
PD1-H82F4-25ug
$360.00
PD1-H82F4-200ug
$1565.00
ETA of in-stock products:2 business days
Total des articles Montant du produit$ 0

Détails du produit

  • Synonyms

    PDCD1, PD1, CD279, SLEB2

  • Source

    Biotinylated Human PD-1, Fc,Avitag,His Tag (PD1-H82F4) is expressed from human 293 cells (HEK293). It contains AA Leu 25 - Gln 167 (Accession # Q15116-1).

    Predicted N-terminus: Leu 25

    Request for sequence
  • Molecular Characterization

    PD-1 Structure

    Other Tags and Version Biotin & Other Labeled Version

    This protein carries a human IgG1 Fc fragment at the C-terminus, followed by a polyhistidine tag. The Avi tag (Avitag™) is inserted in-between the Fc tag and polyhistidine tag.

    The protein has a calculated MW of 45.5 kDa. The protein migrates as 55-65 kDa under reducing (R) condition, and 115-130 kDa under non-reducing (NR) condition (SDS-PAGE) due to glycosylation.

  • Labeling

    Biotinylation of this product is performed using Avitag™ technology. Briefly, the single lysine residue in the Avitag is enzymatically labeled with biotin.

  • Protein Ratio

    Passed as determined by the HABA assay / binding ELISA.

  • Purity

    >95% as determined by SDS-PAGE.

    >95% as determined by SEC-MALS.

  • Formulation

    Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.

    Contact us for customized product form or formulation.

  • Reconstitution

    Please see Certificate of Analysis for specific instructions.

    For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.

  • Shipping and Storage

    This product is shipped at ambient temperature.

    For long term storage, the product should be stored at lyophilized state at -20°C or lower.

    Please avoid repeated freeze-thaw cycles.

    This product is stable after storage at:

    1. -20°C to -70°C for 12 months in lyophilized state;
    2. -70°C for 3 months under sterile conditions after reconstitution.
  • ACRO Quality Management System

    1. QMS(ISO, GMP)
    2. Quality Advantages
    3. Quality Control Process

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  • SDS-PAGE

    PD-1 SDS-PAGE

    Biotinylated Human PD-1, Fc,Avitag,His Tag on SDS-PAGE under reducing (R) and non-reducing (NR) conditions. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95%.

  • SEC-MALS

    PD-1 SEC-MALS

    The purity of Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) is more than 95% and the molecular weight of this protein is around 113-133 kDa verified by SEC-MALS.

    Report
  • Bioactivity-ELISA

     PD-1 ELISA

    Immobilized Human PD-L1, Fc Tag (HPLC-verified) (Cat. No. PD1-H5258) at 5 μg/mL (100 μL/well) can bind Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) with a linear range of 10-156 ng/mL (QC tested).

    Protocol
  •  PD-1 ELISA

    Immobilized Human PD-L2, Fc Tag (HPLC verified) (Cat. No. PD2-H5251) at 5 μg/mL (100 μL/well) can bind Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) with a linear range of 10-40 ng/mL (Routinely tested).

    Protocol
  •  PD-1 ELISA

    Immobilized Nivolumab at 5 μg/mL (100 μL/well) can bind Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) with a linear range of 0.1-3 ng/mL (Routinely tested).

    Protocol
  •  PD-1 ELISA

    Serial dilutions of Anti-PD-L1 Neutralizing Antibody were added into Human PD-L1, Fc Tag (HPLC-verified) (Cat. No. PD1-H5258): Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) binding reactions. The half maximal inhibitory concentration (IC50) is 0.2394 μg/mL (Routinely tested).

    Protocol
  •  PD-1 ELISA

    Immobilized Human VEGF165, His Tag (Cat. No. VE5-H5248) at 2 μg/mL, add increasing concentrations of Ivonescimab and then add Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) at 2 μg/mL. Detection was performed using HRP-conjugated Streptavidin (Acro, Cat. No. STN-NH913) with sensitivity of 3.22 ng/mL (Routinely tested).

    Protocol
  • Bioactivity-BLI

     PD-1 BLI

    Loaded Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) on SA Biosensor, can bind Human PD-L1, His Tag (HPLC verified) (Cat. No. PD1-H5229) with an affinity constant of 1.6 μM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).

    Protocol
  •  PD-1 BLI

    Loaded Biotinylated Human PD-1, Fc,Avitag,His Tag (Cat. No. PD1-H82F4) on SA Biosensor, can bind PD-L2, His Tag (SPR verified) (Cat. No. PD2-H5220) with an affinity constant of 0.42 μM as determined in BLI assay (ForteBio Octet Red96e) (Routinely tested).

    Protocol

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Introduction de fond

Programmed cell death protein 1 (PD-1) is also known as CD279 and PDCD1, is a type I membrane protein and is a member of the extended CD28/CTLA-4 family of T cell regulators. PDCD1 is expressed on the surface of activated T cells, B cells, macrophages, myeloid cells and a subset of thymocytes. PD-1 has two ligands, PD-L1 and PD-L2, which are members of the B7 family. PD-L1 is expressed on almost all murine tumor cell lines, including PA1 myeloma, P815 mastocytoma, and B16 melanoma upon treatment with IFN-γ. PD-L2 expression is more restricted and is expressed mainly by DCs and a few tumor lines. PD1 inhibits the T-cell proliferation and production of related cytokines including IL-1, IL-4, IL-10 and IFN-γ by suppressing the activation and transduction of PI3K/AKT pathway. In addition, coligation of PD1 inhibits BCR-mediating signal by dephosphorylating key signal transducer. In vitro, treatment of anti-CD3 stimulated T cells with PD-L1-Ig results in reduced T cell proliferation and IFN-γ secretion. Monoclonal antibodies targeting PD-1 that boost the immune system are being developed for the treatment of cancer.

Progrès de frontière

 
Progrès du développement médicamenteux
  • Nom anglais:

    Programmed cell death protein 1

  • Catégorie:

  • Nombre de médicaments répertoriés:

    22 Détails

  • Nombre de médicaments cliniques:

    193 Détails

  • Étape de développement la plus élevée:

    Approved

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