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Co-inhibitory Immune Checkpoint Proteins

Inhibitory checkpoint molecules play an important role in the maintenance of immune homeostasis: their expression on effector T cells ensures the proper contraction of effector T cell responses; their expression on regulatory T (Treg) cells promotes the suppressive function of Tregs. Blockade of inhibitory immune checkpoint molecules has proven to enhance immune responses to various cancers and exhibit remarkable clinical efficacy in cancer treatment.

FilterHomeRecombinant ProteinsImmune Checkpoint ProteinsCo-inhibitory Immune Checkpoint Proteins
PD-L1 Protein, Human, Recombinant
TMPY-05208
PD-L1 Protein, Human, Recombinant is expressed in HEK293 mammalian cells. The predicted molecular weight is 25.2 kDa and the accession number is Q9NZQ7-1.
  • $451
In Stock
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QTY
CD73 Protein, Human, Recombinant (His & Avi), Biotinylated
TMPY-06907
CD73 Protein, Human, Recombinant (His & Avi), Biotinylated is expressed in HEK293 mammalian cells with His and Avi tag. The predicted molecular weight is 61.04 kDa and the accession number is NP_002517.1.
  • $600
In Stock
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QTY
IDO Protein, Human, Recombinant
TMPY-02928
IDO Protein, Human, Recombinant is expressed in E. coli expression system. The predicted molecular weight is 45.2 kDa and the accession number is A0A348GSI3.
  • $498
In Stock
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QTY
CD155/PVR Protein, Mouse, Recombinant (mFc)
TMPY-05791
CD155 PVR Protein, Mouse, Recombinant (mFc) is expressed in HEK293 mammalian cells with mFc tag. The predicted molecular weight is 60.78 kDa and the accession number is Q8K094.
  • $357
In Stock
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QTY
CD155/PVR Protein, Mouse, Recombinant (hFc & Avi), Biotinylated
TMPY-05597
CD155 PVR Protein, Mouse, Recombinant (hFc & Avi), Biotinylated is expressed in HEK293 mammalian cells with hFc and Avi tag. The predicted molecular weight is 62.9 kDa and the accession number is Q8K094.
  • $462
In Stock
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QTY
PD-1 Protein, Human, Recombinant (hFc)
TMPY-04898
PD-1 Protein, Human, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 42.7 kDa and the accession number is A0A0M3M0G7.
  • $172
In Stock
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CD73 Protein, Mouse, Recombinant (His)
TMPY-01342
CD73 Protein, Mouse, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 59.4 kDa and the accession number is Q0VEE0.
  • $228
In Stock
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QTY
CD155/PVR Protein, Human, Recombinant (hFc)
TMPY-00699
CD155 PVR Protein, Human, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 61.8 kDa and the accession number is P15151-1.
  • $249
In Stock
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PD-1 Protein, Human, Recombinant (His & Avi), Biotinylated
TMPJ-00181
Programmed cell death protein 1(PDCD1) is a single-pass type I membrane protein and contains 1 Ig-like V-type domain. PD-1 is a member of the extended CD28 CTLA-4 family of T cell regulators. PDCD1 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 PDCD1 inhibits BCR-mediating signal by dephosphorylating key signal transducer. PDCD1 has been suggested to be involved in lymphocyte clonal selection and peripheral tolerance, and thus contributes to the prevention of autoimmune diseases. As a cell surface molecule, PDCD1 regulates the adaptive immune response. Engagement of PD-1 by its ligands PD-L1 or PD-L2 transduces a signal that inhibits T-cell proliferation, cytokine production, and cytolytic function.
  • $355
7-10 days
Size
QTY
CD73 Protein, Human, Recombinant (His)
TMPY-01851
CD73 Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 59.2 kDa and the accession number is P21589-1.
  • $416
In Stock
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TIM-3/KIM-3/HAVCR2 Protein, Human, Recombinant (His), Biotinylated
TMPY-05227
TIM-3 KIM-3 HAVCR2 Protein, Human, Recombinant (His), Biotinylated is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 21.3 kDa and the accession number is AAL65157.1.
  • $197
In Stock
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PD-1 Protein, Mouse, Recombinant (hFc)
TMPY-05395
PD-1 Protein, Mouse, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 42.9 kDa and the accession number is Q02242.
  • $113
In Stock
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CD47 Protein, Human, Recombinant (His)
TMPJ-00211
CD47 Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with C-6xHis tag. The predicted molecular weight is 30-45 KDa and the accession number is Q08722.
  • $63
In Stock
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CTLA-4 Protein, Human, Recombinant (rFc)
TMPY-04998
CTLA-4 Protein, Human, Recombinant (rFc) is expressed in HEK293 mammalian cells with rFc tag. The predicted molecular weight is 39.7 kDa and the accession number is P16410-1.
  • $498
7-10 days
Size
QTY
CD73 Protein, Human, Recombinant (hFc)
TMPY-05580
CD73 Protein, Human, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 84.5 kDa and the accession number is P21589-1.
  • $600
7-10 days
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FGL1 Protein, Cynomolgus, Recombinant (hFc)
TMPY-05843
FGL1 Protein, Cynomolgus, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 56.94 kDa and the accession number is XP_005562748.1.
  • $700
7-10 days
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CD47 Protein, Mouse, Recombinant (rFc)
TMPY-04992
CD47 Protein, Mouse, Recombinant (rFc) is expressed in HEK293 mammalian cells with rFc tag. The predicted molecular weight is 39.9 kDa and the accession number is Q3U967.
  • $904
7-10 days
Size
QTY
VISTA Protein, Human, Recombinant (His), Biotinylated
TMPY-05184
VISTA Protein, Human, Recombinant (His), Biotinylated is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 19.6 kDa and the accession number is AAH20568.1.
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    CD160 Protein, Rhesus, Recombinant (His)
    TMPY-03592
    CD160 Protein, Rhesus, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 16.3 kDa and the accession number is XP_001089019.1.
    • $600
    7-10 days
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    QTY
    PD-1 Protein, Canine, Recombinant (hFc)
    TMPY-00233
    PD-1 Protein, Canine, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 43 kDa and the accession number is XP_543338.3.
    • $600
    7-10 days
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    CTLA-4 Protein, Canine, Recombinant (hFc)
    TMPY-00620
    CTLA-4 Protein, Canine, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 40.1 kDa and the accession number is A0A8C0TW59.
    • $498
    7-10 days
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    QTY
    CD47 Protein, Human, Recombinant, Biotinylated
    TMPY-05191
    CD47 Protein, Human, Recombinant, Biotinylated is expressed in HEK293 mammalian cells. The predicted molecular weight is 14.5 kDa and the accession number is Q08722-3.
    • $197
    In Stock
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    PD-L1 Protein, Cynomolgus/Rhesus, Recombinant (His), Biotinylated
    TMPY-05505
    PD-L1 Protein, Cynomolgus Rhesus, Recombinant (His), Biotinylated is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 26.7 kDa and the accession number is XP_015292694.1.
    • $306
    7-10 days
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    CD160 Protein, Rhesus, Recombinant
    TMPY-03831
    CD160 Protein, Rhesus, Recombinant is expressed in HEK293 mammalian cells. The predicted molecular weight is 15.6 kDa and the accession number is XP_001089019.1.
    • $600
    7-10 days
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    CTLA-4 Protein, Human, Recombinant
    TMPY-04824
    CTLA-4 Protein, Human, Recombinant is expressed in HEK293 mammalian cells. The predicted molecular weight is 13.5 kDa and the accession number is P16410-1.
    • $386
    In Stock
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    LAG-3 Protein, Mouse, Recombinant
    TMPY-05746
    LAG-3 Protein, Mouse, Recombinant is expressed in HEK293 mammalian cells. The predicted molecular weight is 45.25 kDa and the accession number is Q61790.
    • $398
    7-10 days
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    PD-1 Protein, Cynomolgus, Recombinant (hFc & Avi), Biotinylated
    TMPY-05295
    PD-1 Protein, Cynomolgus, Recombinant (hFc & Avi), Biotinylated is expressed in HEK293 mammalian cells with hFc and Avi tag. The predicted molecular weight is 44.5 kDa and the accession number is B0LAJ3.
    • $462
    7-10 days
    Size
    QTY
    CD47 Protein, Mouse, Recombinant
    TMPY-05467
    CD47 Protein, Mouse, Recombinant is expressed in HEK293 mammalian cells. The predicted molecular weight is 13.8 kDa and the accession number is E5Q371.
    • $904
    7-10 days
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    CD47 Protein, Cynomolgus, Rhesus, Recombinant (His)
    TMPY-05343
    CD47 Protein, Cynomolgus, Rhesus, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 15.5 kDa and the accession number is XP_005548291.1&NP_001253446.1.
    • $451
    In Stock
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    TIM-3/KIM-3/HAVCR2 Protein, Human, Recombinant (hFc)
    TMPY-05428
    TIM-3 KIM-3 HAVCR2 Protein, Human, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 46.6 kDa and the accession number is Q8TDQ0-1.
    • $600
    7-10 days
    Size
    QTY
    B7-H4 Protein, Human, Recombinant (hFc), Biotinylated
    TMPY-05280
    B7-H4 Protein, Human, Recombinant (hFc), Biotinylated is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 52.3 kDa and the accession number is Q7Z7D3-1.
    • $306
    7-10 days
    Size
    QTY
    IDO Protein, Human, Recombinant (His)
    TMPY-01821
    IDO Protein, Human, Recombinant (His) is expressed in E. coli expression system with His tag. The predicted molecular weight is 46 kDa and the accession number is P14902-1.
    • $498
    7-10 days
    Size
    QTY
    PD-L2 Protein, Rat, Recombinant (His)
    TMPY-04225
    PD-L2 Protein, Rat, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 23.9 kDa and the accession number is D4AAV6.
    • $600
    7-10 days
    Size
    QTY
    PD-1 Protein, Rat, Recombinant (His)
    TMPY-04341
    PD-1 Protein, Rat, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 17.7 kDa and the accession number is A6JR44.
    • $600
    7-10 days
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    QTY
    B7-1 Protein, Human, Recombinant (His & Avi), Biotinylated
    TMPY-06298
    B7-1 Protein, Human, Recombinant (His & Avi), Biotinylated is expressed in HEK293 mammalian cells with His and Avi tag. The predicted molecular weight is 27.12 kDa and the accession number is A0N0P2.
    • $462
    7-10 days
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    CD47 Protein, Human, Recombinant (aa 19-139, His)
    TMPY-06367
    CD47 Protein, Human, Recombinant (aa 19-139, His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 15.17kDa and the accession number is NP_942088.1.
    • $651
    7-10 days
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    QTY
    BTLA Protein, Mouse, Recombinant (His)
    TMPY-06923
    BTLA Protein, Mouse, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 21.54 kDa and the accession number is AAI08964.1.
    • $600
    7-10 days
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    Siglec-9 Protein, Human, Recombinant (His)
    TMPY-06847
    Siglec-9 Protein, Human, Recombinant (His) is expressed in HEK293 mammalian cells with His tag. The predicted molecular weight is 37.48 kDa and the accession number is Q9Y336-1.
    • $498
    7-10 days
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    PD-L1 Protein, Mouse, Recombinant (His & Avi), Biotinylated
    TMPY-06977
    PD-L1 Protein, Mouse, Recombinant (His & Avi), Biotinylated is expressed in HEK293 mammalian cells with His and Avi tag. The predicted molecular weight is 28.02 kDa and the accession number is NP_068693.1.
    • $600
    7-10 days
    Size
    QTY
    TIGIT Protein, Mouse, Recombinant (His & Avi), Biotinylated
    TMPY-06978
    TIGIT Protein, Mouse, Recombinant (His & Avi), Biotinylated is expressed in HEK293 mammalian cells with His and Avi tag. The predicted molecular weight is 16.01 kDa and the accession number is NP_001139797.1.
    • $600
    7-10 days
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    CD200 Protein, Cynomolgus, Recombinant (His)
    TMPK-00476
    CD200 and its receptors are highly expressed in the lung, on epithelial cells and leukocytes, and emerging evidence links dysregulation of the CD200 pathway with asthma. Moreover, pharmacological modulation of CD200 receptors was shown to improve clinical and inflammatory outcomes of preclinical asthma models. CD200 Protein, Cynomolgus, Recombinant (His) is expressed in HEK293 mammalian cells with C-His tag. The predicted molecular weight is 23.66 kDa and the accession number is A0A2K5TQS2.
    • $487
    7-10 days
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    QTY
    CD47 Protein, Rhesus macaque, Recombinant (hFc)
    TMPJ-00613
    CD47 Protein, Rhesus macaque, Recombinant (hFc) is expressed in HEK293 mammalian cells with C-Fc tag. The predicted molecular weight is 60-90 KDa and the accession number is F7A802.
    • $129
    7-10 days
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    CTLA-4 Protein, Cynomolgus, Recombinant (His)
    TMPJ-00636
    CTLA-4 Protein, Cynomolgus, Recombinant (His) is expressed in HEK293 mammalian cells with C-6xHis tag. The predicted molecular weight is 17-25 KDa and the accession number is G7PL88.
    • $60
    7-10 days
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    CD200R1/CRTR2 Protein, Human, Recombinant (His & Avi), Biotinylated
    TMPK-00623
    CD200Fc, a chimeric molecule including the extracellular domain of CD200 and a murine IgG2a Fc region, regulates immune responses following engagement of a cell surface receptor, CD200R, expressed on cells of the myeloid and T cell lineage. A recent report focused attention on a family of CD200Rs, but concluded that only one member used CD200 as its ligand. CD200R1 CRTR2 Protein, Human, Recombinant (His & Avi), Biotinylated is expressed in HEK293 mammalian cells with C-His-Avi tag. The predicted molecular weight is 29.7 kDa and the accession number is AAQ19772.
    • $814
    7-10 days
    Size
    QTY
    CD200 Protein, Mouse, Recombinant (aa 31-232, His)
    TMPK-00733
    CD200 and its receptors are highly expressed in the lung, on epithelial cells and leukocytes, and emerging evidence links dysregulation of the CD200 pathway with asthma. Moreover, pharmacological modulation of CD200 receptors was shown to improve clinical and inflammatory outcomes of preclinical asthma models. CD200 Protein, Mouse, Recombinant (aa 31-232, His) is expressed in HEK293 mammalian cells with C-His tag. The predicted molecular weight is 23.6 kDa and the accession number is O54901.
    • $302
    7-10 days
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    BTLA Protein, Rhesus, Recombinant (hFc)
    TMPY-04047
    BTLA Protein, Rhesus, Recombinant (hFc) is expressed in HEK293 mammalian cells with hFc tag. The predicted molecular weight is 41.4 kDa and the accession number is A0A8J8XCU2.
    • $600
    7-10 days
    Size
    QTY
    B7-H4 Protein, Rhesus macaque, Recombinant (hFc)
    TMPJ-00175
    B7 Homolog 4 (B7-H4) is glycosylated member of the B7 family of immune costimulatory proteins.It is widely expressed, including in kidney, liver, lung, pancreas, placenta, prostate, spleen, testis and thymus. B7-H4 negatively regulates T-cell-mediated immune response by inhibiting T-cell activation, proliferation, cytokine production and development of cytotoxicity. When expressed on the cell surface of tumor macrophages, plays an important role, together with regulatory T-cells (Treg), in the suppression of tumor-associated antigen-specific T-cell immunity. It also involved in promoting epithelial cell transformation.
    • $184
    7-10 days
    Size
    QTY
    PD-L1 Protein, Cynomolgus, Recombinant (His)
    TMPJ-00638
    PD-L1 Protein, Cynomolgus, Recombinant (His) is expressed in HEK293 mammalian cells with C-6xHis tag. The predicted molecular weight is 32-40 KDa and the accession number is G7PSE7.
    • $110
    7-10 days
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