CD3D Recombinant?Rabbit?Monoclonal Antibody?Product?Datasheet Catalog# ?BX50300?Clone# ?BP6277 Predicted?Molecular Wt: 19kDa Purity: ??ProA?affinity?purified?IgG Species Cross-reactivity: Human Form: ??Liquid Applications: IHC-P Swissprot?ID: ??P04234 Background: When T cells encounter antigens via the T?cell?receptor?(TCR),?information?about the?quantity?and?quality?of?antigens?is?relayed to the?intracellular signal transduction?machinery. This activation?process depends?mainly?on?CD3?(Cluster?of Differentiation?3),a?multiunit?protein complex that directly associates with the?TCR.?CD3?is?composed?of four?polypeptides:?ζ,?γ, ε(CD3E), and?δ?(CD3D).?Each?of?these?polypeptides?contains?at?least?one?immunoreceptor?tyrosine-based?activation?motif (ITAM).?Engagement of the TCR complex with foreign?antigens?induces tyrosine?phosphorylation?in the?ITAM?motifs?and phosphorylated?ITAMs function as docking sites for?signaling?molecules such?as?ZAP-70?and?the?p85?subunit?of?PI-3?kinase. TCR?ligation also?induces a conformational change?in?CD3D,?such?that?a?proline?region?is?exposed?and?then?associates?with?the?adaptor?protein?Nck. CD3D?is generally expressed?in T cells and their?source?tumor?cells. Defects?in CD3D area cause of severe?combined?immunodeficiency?autosomal?recessive?T-cell-negative/B-cell-positive/NK-?cell-positive?(T(-)/B(+)/NK(+) SCID). Subcellular?location: Membrane Recommended?Method: Heat?induced epitope?retrieval with Tris-EDTA?buffer???(pH?9.0),?primary?antibody?incubate?at?RT?(18°C-25°C)?for?30?minutes. Immunogen: Synthetic?peptide. This?information?is?proprietary to?Biolynx. Storage?Buffer: ? PBS?59%, Sodium?azide?0.01%,?Glycerol?40%,?BSA 0.05%.???????????????????????????????????????????????????????????????????????????????????????????????? Storage Conditions: -25°C?to?-18°C Shipment?Instructions: Shipped?on?blue?ice.?Upon?delivery?store?at?-25°C?to?–?18°C. Avoid?freeze?/ thaw?cycles. Recommended?Dilution: IHC-P:?????1:100-1:200 Background?References: 1. ?Kuhns,?M.S.?et?al.?(2006)?Immunity?24,?133-139. 2. ?Pitcher,?L.A. and?van?Oers,?N.S.?(2003)?Trends?Immunol.?24,?554-?560. Immunohistochemistry?(Formalin/PFA-fixed?paraffin-embedded sections)?analysis?of??human?tonsil?labelling?CD3D?with?BP6277.
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