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CTLA4 Protein (AA 36-161) (His tag)

CTLA4 宿主: 人 宿主: HEK-293 Cells Recombinant > 95 % as determined by Tris-Bis PAGE,> 95 % as determined by HPLC
产品编号 ABIN7274435
发货至: 中国
  • 抗原 See all CTLA4 蛋白
    CTLA4 (Cytotoxic T-Lymphocyte-Associated Protein 4 (CTLA4))
    蛋白类型
    Recombinant
    产品特性
    AA 36-161
    宿主
    • 41
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    资源
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    HEK-293 Cells
    标记
    This CTLA4 protein is labelled with His tag.
    原理
    Human CTLA-4/CD152 Protein
    序列
    Lys36-Asp161
    产品特性
    Recombinant Human CTLA-4/CD152 Protein is expressed from HEK293 with His tag at the C-Terminus.It contains Lys36-Asp161.
    纯度
    > 95 % as determined by Tris-Bis PAGE,> 95 % as determined by HPLC
    过滤
    0.22 μm filtered
    内毒素水平
    Less than 1EU per μg by the LAL method.
    Biological Activity Comment
    Immobilized Human CTLA-4, His Tag at 0.5μg/ml (100μl/Well) on the plate. Dose response curve for Anti-CTLA-4 Antibody, hFc Tag with the EC50 of 20.1ng/ml determined by ELISA. See testing image for detail.
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    Discover our top product CTLA4 蛋白
  • 限制
    仅限研究用
  • 状态
    Lyophilized
    溶解方式
    Centrifuge the tube before opening. Reconstituting to a concentration more than 100 μg/mL is recommended. Dissolve the lyophilized protein in distilled water.
    缓冲液
    Lyophilized from 0.22μm filtered solution in PBS ( pH 7.4). Normally 8 % trehalose is added as protectant before lyophilization.
    储存条件
    -20 °C,-80 °C
    储存方法
    -20 to -80°C for 12 months as supplied from date of receipt., -80°C for 3-6 months after reconstitution., 2-8°C for 2-7 days after reconstitution., Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.
    有效期
    12 months
  • 抗原
    CTLA4 (Cytotoxic T-Lymphocyte-Associated Protein 4 (CTLA4))
    别名
    CTLA-4 (CTLA4 产品)
    别名
    CTLA-4 Protein, CTLA4 Protein, CD152 Protein, Cd152 Protein, Ctla-4 Protein, Ly-56 Protein, CD Protein, CELIAC3 Protein, GRD4 Protein, GSE Protein, IDDM12 Protein, sCTLA4 Protein, cytotoxic T-lymphocyte associated protein 4 Protein, cytotoxic T-lymphocyte-associated protein 4 Protein, CTLA4 Protein, Ctla4 Protein
    背景
    CTLA-4 (cytotoxic T-lymphocyte-associated protein 4), also known as CD152, is a protein receptor that, functioning as an immune checkpoint, downregulates immune responses.CTLA4 is constitutively expressed in regulatory T cells but only upregulated in conventional T cells after activation - a phenomenon which is particularly notable in cancers. It acts as an "off" switch when bound to CD80 or CD86 on the surface of antigen-presenting cells.
    分子量
    14.3 kDa. Due to glycosylation, the protein migrates to 28-35 kDa based on Tris-Bis PAGE result.
    途径
    Cancer Immune Checkpoints
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