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HLA-DRB3 抗体

HLA-DRB3 适用: 人, 大鼠, 小鼠 WB, ELISA, IHC 宿主: 兔 Polyclonal unconjugated
产品编号 ABIN6262292
发货至: 中国
  • 抗原 See all HLA-DRB3 抗体
    HLA-DRB3 (Major Histocompatibility Complex, Class II, DR beta 3 (HLA-DRB3))
    适用
    • 28
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    • 1
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    人, 大鼠, 小鼠
    宿主
    • 24
    • 4
    克隆类型
    • 26
    • 2
    多克隆
    标记
    • 18
    • 2
    • 1
    • 1
    • 1
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    This HLA-DRB3 antibody is un-conjugated
    应用范围
    • 11
    • 6
    • 5
    • 4
    • 2
    • 2
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    Western Blotting (WB), ELISA, Immunohistochemistry (IHC)
    特异性
    HLA-DRB3 Antibody detects endogenous levels of total HLA-DRB3
    交叉反应
    人, 小鼠, 大鼠
    纯化方法
    The antiserum was purified by peptide affinity chromatography using SulfoLinkTM Coupling Resin (Thermo Fisher Scientific).
    免疫原
    A synthesized peptide derived from human HLA-DRB3
    亚型
    IgG
    Top Product
    Discover our top product HLA-DRB3 Primary Antibody
  • 应用备注
    WB 1:500-1:2000 IHC 1:50-1:200
    限制
    仅限研究用
  • 状态
    Liquid
    浓度
    1 mg/mL
    缓冲液
    Rabbit IgG in phosphate buffered saline ,  pH 7.4, 150  mM NaCl, 0.02 % sodium azide and 50 % glycerol.
    储存液
    Sodium azide
    注意事项
    This product contains Sodium azide: a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
    储存条件
    -20 °C
    储存方法
    Store at -20 °C.Stable for 12 months from date of receipt
    有效期
    12 months
  • 抗原
    HLA-DRB3 (Major Histocompatibility Complex, Class II, DR beta 3 (HLA-DRB3))
    别名
    HLA-DRB3 (HLA-DRB3 产品)
    别名
    HLA-DR3B antibody, BLA-DRB3 antibody, Bota-DRB01 antibody, Bota-DRB02 antibody, Bota-DRB04 antibody, Bota-DRB07 antibody, Bota-DRB21 antibody, Bota-DRB22 antibody, LA-DRB antibody, major histocompatibility complex, class II, DR beta 3 antibody, major histocompatibility complex, class II, DRB3 antibody, HLA-DRB3 antibody, BOLA-DRB3 antibody
    背景

    Description: Binds peptides derived from antigens that access the endocytic route of antigen presenting cells (APC) and presents them on the cell surface for recognition by the CD4 T-cells. The peptide binding cleft accommodates peptides of 10-30 residues. The peptides presented by MHC class II molecules are generated mostly by degradation of proteins that access the endocytic route, where they are processed by lysosomal proteases and other hydrolases. Exogenous antigens that have been endocytosed by the APC are thus readily available for presentation via MHC II molecules, and for this reason this antigen presentation pathway is usually referred to as exogenous. As membrane proteins on their way to degradation in lysosomes as part of their normal turn-over are also contained in the endosomal/lysosomal compartments, exogenous antigens must compete with those derived from endogenous components. Autophagy is also a source of endogenous peptides, autophagosomes constitutively fuse with MHC class II loading compartments. In addition to APCs, other cells of the gastrointestinal tract, such as epithelial cells, express MHC class II molecules and CD74 and act as APCs, which is an unusual trait of the GI tract. To produce a MHC class II molecule that presents an antigen, three MHC class II molecules (heterodimers of an alpha and a beta chain) associate with a CD74 trimer in the ER to form a heterononamer. Soon after the entry of this complex into the endosomal/lysosomal system where antigen processing occurs, CD74 undergoes a sequential degradation by various proteases, including CTSS and CTSL, leaving a small fragment termed CLIP (class-II-associated invariant chain peptide). The removal of CLIP is facilitated by HLA-DM via direct binding to the alpha-beta-CLIP complex so that CLIP is released. HLA-DM stabilizes MHC class II molecules until primary high affinity antigenic peptides are bound. The MHC II molecule bound to a peptide is then transported to the cell membrane surface. In B-cells, the interaction between HLA-DM and MHC class II molecules is regulated by HLA-DO. Primary dendritic cells (DCs) also to express HLA-DO. Lysosomal microenvironment has been implicated in the regulation of antigen loading into MHC II molecules, increased acidification produces increased proteolysis and efficient peptide loading.

    Gene: HLA-DRB3

    分子量
    30kDa
    基因ID
    3125
    UniProt
    P79483
    途径
    TCR Signaling, Positive Regulation of Peptide Hormone Secretion, Production of Molecular Mediator of Immune Response, Cancer Immune Checkpoints
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