Rabbit Anti Human HLA-DRB4 Antibody-Non-conjugated

  • Catalog number
    CSB-PA03909A0Rb_50ug
  • Price
    Please ask
  • Size
    50ug
  • Long name
    Rabbit Antibody against Human HLA-DRB4, Non-conjugated
  • Synonym name
    HLA-DRB4 Human Antibody
  • Species reactivity
    Human
  • Tested applications recommended dilutions
    ELISA,WB,IHC;Recommended dilution:WB:1:500-2000,IHC:1:20-1:200
  • Conjugation
    Non-conjugated
  • Antibody isotype
    IgG
  • UniProt ID
    P13762
  • Format
    Liquid, diluted in buffer
  • Buffer composition
    Preservative: 0.03% Proclin 300, Constituents: 50% Glycerol, 0.01M PBS, PH 7.4
  • Purity
    >95%
  • Purification method
    Protein G purified
  • Antibody category
    Polyclonal Antibodies
  • Immunogen type
    Recombinant human HLA class II histocompatibility antigen, DR beta 4 chain protein (30-227AA)
  • Immunogen species
    Human
  • Alias
    HLA class II histocompatibility antigen,DR beta 4 chain,HLA-DRB4,MHC class II antigen DRB4
  • Background
    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.
  • Clonality
    Polyclonal antibody
  • Shipping and storage
    HLA-DRB4 Antibody is shipped on ice packs and upon receipt should be stored at -20 or -80 degrees Celsius. We recommend that you prepare the working aliquots in advance so that freez-thaw cycles are avoided. Do not expose the antibodies to drirect bright light, especially the labeled ones as most conjugates are light sensitive.
  • Description
    This antibody needs to be stored at + 4°C in a fridge short term in a concentrated dilution. Freeze thaw will destroy a percentage in every cycle and should be avoided. Antibody against the Hu protein or peptide or recombinant supplied in 1 volumes. Ask for quote if you need bulk.
  • Properties
    If you buy Antibodies supplied by Cusabio they should be stored frozen at - 24°C for long term storage and for short term at + 5°C. Human proteins, cDNA and human recombinants are used in human reactive ELISA kits and to produce anti-human mono and polyclonal antibodies. Modern humans (Homo sapiens, primarily ssp. Homo sapiens sapiens). Depending on the epitopes used human ELISA kits can be cross reactive to many other species. Mainly analyzed are human serum, plasma, urine, saliva, human cell culture supernatants and biological samples.
  • About
    Rabbits are used for polyclonal antibody production by Cusabio. Rabbit antibodies are very stable and can be stored for several days at room temperature. Cusabio adds sodium azide and glycerol to enhance the stability of the rabbit polyclonal antibodies. Anti-human, anti mouse antibodies to highly immunogenic selected peptide sequences are" monoclonal like" since the epitope to which they are directed is less than 35 amino acids long.
  • Latin name
    Oryctolagus cuniculus
  • French translation
    anticorps
  • Gene target
  • Gene symbol
    HLA-DRB4, HLA-DPA2, HLA-DOA, HLA-DQA1, HLA-N, HLA-DQA2, HLA-DPB1, HLA-DQB2, HLA-W, HLA-DRA
  • Short name
    Anti-HLA-DRB4
  • Technique
    anti human, Antibody, Rabbit, anti, antibody to, anti human antibodies, antibodies against human proteins, antibodies for, antibody Conjugates
  • Host
    Rabbit, Rabbits
  • Species
    Human, Humans
  • Alternative name
    HLA-DRB4 Antibody
  • Alternative technique
    antibodies, rabbit-anti
Gene info
Gene info
Gene info
Gene info
Gene info
Gene info
Gene info
Gene info
Gene info
Gene info
MeSH Data
  • Name
  • Concept
    Scope note: Identification of proteins or peptides that have been electrophoretically separated by blot transferring from the electrophoresis gel to strips of nitrocellulose paper, followed by labeling with antibody probes.
  • Tree numbers
    • E05.196.401.143
    • E05.301.300.096
    • E05.478.566.320.200
    • E05.601.262
    • E05.601.470.320.200
  • Qualifiers
    ethics, trends, veterinary, history, classification, economics, instrumentation, methods, standards, statistics & numerical data
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