2. Recombinant Proteins
  3. Immune Checkpoint Proteins CD Antigens
  4. Inhibitory Checkpoint Molecules T Cell CD Proteins Macrophage CD Proteins Dendritic Cell CD Proteins
  5. CTLA-4

CTLA-4

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Cat. No. Product Name / Synonyms Species Source
  • HY-P70684
    CTLA-4 Protein, Human (HEK293, His)

    Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA-4; CD152; CTLA4

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (HEK293, His) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with C-6*His labeled tag.
  • HY-P70691
    CTLA-4 Protein, Human (HEK293, GST)

    Cytotoxic T-lymphocyte protein 4, Cytotoxic T-lymphocyte-associated antigen 4, CTLA-4, CD152, CTLA4

    		Human HEK293
    CTLA-4 Protein, Human (HEK293, GST) is negative regulator of T-cell immune function.
  • HY-P70706
    CTLA-4 Protein, Mouse (HEK293, Fc)

    Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA-4; CD152; Ctla4

    		Mouse HEK293
    CTLA-4 is a key inhibitory receptor that serves as a major negative regulator of T cell responses in immune regulation. Its unique property is that its affinity to B7 ligands (CD80/CD86) is significantly higher than that of CD28. CTLA-4 Protein, Mouse (HEK293, Fc) is the recombinant mouse-derived CTLA-4 protein, expressed by HEK293 , with C-hFc labeled tag.
  • HY-P71991
    CTLA-4 Protein, Mouse (HEK293, His)

    Ctla4; Cd152; Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA-4; CD antigen CD152

    		Mouse HEK293
    CTLA-4 Protein, Mouse (HEK293, His) is a recombinant CTLA-4 protein with a His-flag. CTLA-4 Protein is a single-pass type I membrane protein and belongs to the CD28 receptor family. CTLA-4 is a negative immune regulator constitutively expressed on Treg cells.
  • HY-P72959
    CTLA-4 Protein, Human (HEK293)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (HEK293) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with tag free. The total length of CTLA-4 Protein, Human (HEK293) is 126 a.a., with molecular weight of ~13.5 kDa.
  • HY-P78890
    CTLA-4 Protein, Human (Biotinylated, HEK293, mFc-Avi)

    CTLA4; CD152

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (Biotinylated, HEK293, mFc-Avi) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with C-Avi, C-mFc labeled tag. The total length of CTLA-4 Protein, Human (Biotinylated, HEK293, mFc-Avi) is 126 a.a., with molecular weight of 50-55 kDa.
  • HY-P70001
    CTLA-4 Protein, Human (HEK293, Fc)

    rHuCytotoxic T-lymphocyte protein 4/CTLA-4, Fc; Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA4; CD152

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (HEK293, Fc) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with C-hFc labeled tag. The total length of CTLA-4 Protein, Human (HEK293, Fc) is 126 a.a., with molecular weight of ~50-58 kDa.
  • HY-P71986
    CTLA-4 Protein, Guinea pig (P.pastoris, His)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4

    		Others P. pastoris
    CTLA-4 protein, a potent inhibitory receptor, plays a crucial role in suppressing T-cell responses by binding strongly to its ligands CD80 and CD86, surpassing the affinity of CD28. This heightened affinity allows CTLA-4 to act as a major negative regulator, maintaining immune homeostasis and preventing excessive T-cell activation. The balance between CTLA-4 and its ligands is pivotal for immune regulation. CTLA-4 Protein, Guinea pig (P.pastoris, His) is the recombinant CTLA-4 protein, expressed by P. pastoris , with C-6*His labeled tag. The total length of CTLA-4 Protein, Guinea pig (P.pastoris, His) is 125 a.a., with molecular weight of ~18.0 kDa.
  • HY-P77345
    CTLA-4 Protein, Rhesus Macaque (HEK293, His)

    Cytotoxic T-lymphocyte protein 4; CTLA4; CD152

    		Rhesus Macaque HEK293
    CTLA-4 protein acts as a primary inhibitory receptor, playing a major role in regulating T-cell responses. Its strong affinity for CD80 and CD86 receptors allows CTLA-4 to effectively suppress T-cell activation and maintain immune balance. This interplay is crucial for fine-tuning T-cell-mediated immunity. CTLA-4 Protein, Rhesus Macaque (HEK293, His) is the recombinant Rhesus Macaque-derived CTLA-4 protein, expressed by HEK293 , with C-His labeled tag.
  • HY-P74215
    CTLA-4 Protein, Rat (HEK293, His)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Rat HEK293
    CTLA-4 protein inhibits T-cell responses by binding strongly to CD80 and CD86 receptors, surpassing CD28. This affinity allows CTLA-4 to effectively regulate T-cell activation and immune responses. The balance between inhibitory and stimulatory signals controlled by CTLA-4 and its ligands modulates T-cell-mediated immune reactions. CTLA-4 Protein, Rat (HEK293, His) is the recombinant rat-derived CTLA-4 protein, expressed by HEK293 , with C-His labeled tag. The total length of CTLA-4 Protein, Rat (HEK293, His) is 161 a.a., with molecular weight of 21-30 kDa.
  • HY-P75320
    CTLA-4 Protein, Canine (HEK293, His)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Canine HEK293
    CTLA-4 protein inhibits T-cell responses as a critical negative regulator, with a stronger affinity for CD80 and CD86 than CD28. This affinity allows CTLA-4 to effectively suppress T-cell activation and regulate immune responses, maintaining a delicate equilibrium in T-cell-mediated immunity. CTLA-4 Protein, Canine (HEK293, His) is the recombinant canine-derived CTLA-4 protein, expressed by HEK293 , with C-His labeled tag.
  • HY-P72363
    CTLA-4 Protein, Human (Biotinylated, HEK293, hFc-Avi)

    Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA-4; CD152

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (Biotinylated, HEK293, hFc-Avi) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with C-Avi, C-hFc labeled tag.
  • HY-P78112
    CTLA-4 Protein, Human (Biotinylated, HEK293, His-Avi)

    CTLA4; CD152; ICOS; CELIAC3; GRD4; GSE; ALPS5; IDDM12

    		Human HEK293
    The CTLA-4 protein is a key inhibitory receptor and a major negative regulator of T cell responses in coordination of immune regulation. Its unique property is its significantly increased affinity for B7 ligands (CD80/CD86) compared with CD28. CTLA-4 Protein, Human (Biotinylated, HEK293, His-Avi) is the recombinant human-derived CTLA-4 protein, expressed by HEK293 , with C-Avi, C-His labeled tag. The total length of CTLA-4 Protein, Human (Biotinylated, HEK293, His-Avi) is 126 a.a., with molecular weight of 25-30 kDa.
  • HY-P72958
    CTLA-4 Protein, Rhesus Macaque (HEK293, Fc)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Rhesus Macaque HEK293
    CTLA-4 protein acts as a primary inhibitory receptor, playing a major role in regulating T-cell responses. Its strong affinity for CD80 and CD86 receptors allows CTLA-4 to effectively suppress T-cell activation and maintain immune balance. This interplay is crucial for fine-tuning T-cell-mediated immunity. CTLA-4 Protein, Rhesus Macaque (HEK293, Fc) is the recombinant Rhesus Macaque-derived CTLA-4 protein, expressed by HEK293 , with C-hFc labeled tag.
  • HY-P75317
    CTLA-4 Protein, Mouse (Biotinylated, HEK293, His)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Mouse HEK293
    CTLA-4 is a key inhibitory receptor that serves as a major negative regulator of T cell responses in immune regulation. Its unique property is that its affinity to B7 ligands (CD80/CD86) is significantly higher than that of CD28. CTLA-4 Protein, Mouse (Biotinylated, HEK293, His) is the recombinant mouse-derived CTLA-4 protein, expressed by HEK293 , with C-His labeled tag. The total length of CTLA-4 Protein, Mouse (Biotinylated, HEK293, His) is 127 a.a., with molecular weight of ~15.3 kDa.
  • HY-P74216
    CTLA-4 Protein, Rat (HEK293, Fc)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Rat HEK293
    CTLA-4 protein inhibits T-cell responses by binding strongly to CD80 and CD86 receptors, surpassing CD28. This affinity allows CTLA-4 to effectively regulate T-cell activation and immune responses. The balance between inhibitory and stimulatory signals controlled by CTLA-4 and its ligands modulates T-cell-mediated immune reactions. CTLA-4 Protein, Rat (HEK293, Fc) is the recombinant rat-derived CTLA-4 protein, expressed by HEK293 , with C-hFc labeled tag. The total length of CTLA-4 Protein, Rat (HEK293, Fc) is 161 a.a., with molecular weight of ~40.5 kDa.
  • HY-P75321
    CTLA-4 Protein, Canine (HEK293, Fc)

    Cytotoxic T-lymphocyte associated protein 4; CTLA4; CD152

    		Canine HEK293
    CTLA-4 protein inhibits T-cell responses as a critical negative regulator, with a stronger affinity for CD80 and CD86 than CD28. This affinity allows CTLA-4 to effectively suppress T-cell activation and regulate immune responses, maintaining a delicate equilibrium in T-cell-mediated immunity. CTLA-4 Protein, Canine (HEK293, Fc) is the recombinant canine-derived CTLA-4 protein, expressed by HEK293 , with C-hFc labeled tag. The total length of CTLA-4 Protein, Canine (HEK293, Fc) is 161 a.a., with molecular weight of ~40.1 kDa.
  • HY-P7838
    CTLA-4 Protein, Cynomolgus (HEK293, His)

    rCynCytotoxic T-lymphocyte protein 4/CTLA-4, His; Cytotoxic T-lymphocyte protein 4; Cytotoxic T-lymphocyte-associated antigen 4; CTLA-4; CD152; CTLA4

    		Cynomolgus HEK293
    CTLA-4 Protein, a pivotal inhibitory receptor, is a primary negative modulator of T-cell responses in immune regulation. Its distinctive property lies in significantly higher affinity for B7 ligands (CD80/CD86) than the stimulatory coreceptor CD28. Outcompeting CD28 for ligand engagement, CTLA-4 exerts a suppressive influence on T-cell activation, mitigating excessive immune responses in the intricate landscape of immune regulation. CTLA-4 Protein, Cynomolgus (HEK293, His) is the recombinant cynomolgus-derived CTLA-4 protein, expressed by HEK293 , with N-6*His labeled tag. The total length of CTLA-4 Protein, Cynomolgus (HEK293, His) is 124 a.a., with molecular weight of 17-25 kDa.
Cat. No. Product Name Effect Purity