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CTLA4 Protein (AA 36-162) (His tag,AVI tag,Biotin)

CTLA4 宿主: 小鼠 宿主: HEK-293 Cells Recombinant >90 % as determined by SDS-PAGE. Active
产品编号 ABIN6973042
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
    生物活性
    Active
    产品特性
    AA 36-162
    宿主
    • 41
    • 20
    • 6
    • 6
    • 4
    • 4
    • 2
    • 1
    • 1
    小鼠
    资源
    • 32
    • 19
    • 6
    • 4
    • 4
    • 3
    • 3
    • 2
    • 2
    • 2
    • 1
    • 1
    HEK-293 Cells
    标记
    This CTLA4 protein is labelled with His tag,AVI tag,Biotin.
    特异性
    Biotinylation of this product is performed using Avitag™ technology. Briefly, the single lysine residue in the Avitag is enzymatically labeled with biotin.
    产品特性
    Biotinylated Mouse CTLA-4 Protein, His,Avitag™
    纯度
    >90 % as determined by SDS-PAGE.
    内毒素水平
    Less than 1.0 EU per μg by the LAL method.
    Top Product
    Discover our top product CTLA4 蛋白
  • 说明

    Ready-to-use Avitag™ biotinylated protein:
    The product is exclusively produced using the Avitag™ technology. Briefly, a unique 15 amino acid peptide, the Avi tag, is introduced into the recombinant protein during expression vector construction. The single lysine residue in the Avi tag is enzymatically biotinylated by the E. Coli biotin ligase BirA.

    This single-point enzymatic labeling technique brings many advantages for commonly used binding assays. The biotinylation happens on the lysine residue of Avi tag, and therefore does NOT interfere with the target protein's natural binding activities. In addition, when immobilized on an avidin-coated surface, the protein orientation is uniform because the position of the Avi tag in the protein is precisely controlled.

    限制
    仅限研究用
  • 状态
    Lyophilized
    缓冲液
    PBS, pH 7.4
    储存条件
    -20 °C
  • 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 Antigen 4) is also known as CD152 (Cluster of differentiation 152), is a protein receptor that downregulates the immune system. CTLA4 is a member of the immunoglobulin superfamily, which is expressed on the surface of Helper T cells and transmits an inhibitory signal to T cells. The protein contains an extracellular V domain, a transmembrane domain, and a cytoplasmic tail. Alternate splice variants, encoding different isoforms. CTLA4 is similar to the T-cell co-stimulatory protein, CD28, and both molecules bind to CD80 and CD86, also called B7-1 and B7-2 respectively, on antigen-presenting cells. CTLA4 transmits an inhibitory signal to T cells, whereas CD28 transmits a stimulatory signal. Intracellular CTLA4 is also found in regulatory T cells and may be important to their function. T cell activation through the T cell receptor and CD28 leads to increased expression of CTLA-4, an inhibitory receptor for B7 Molecules. Fusion proteins of CTLA4 and antibodies (CTLA4-Ig) have been used in clinical trials for rheumatoid arthritis.
    分子量
    17.6 kDa
    NCBI登录号
    NP_033973
    途径
    Cancer Immune Checkpoints
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