CD5 Antibody
Purified Mouse Monoclonal Antibody
- SPECIFICATION
- CITATIONS
- PROTOCOLS
- BACKGROUND
Application ![]()
| WB, FC, E |
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Primary Accession | P06127 |
Reactivity | Human |
Host | Mouse |
Clonality | Monoclonal |
Clone Names | 6A11 |
Isotype | IgG1 |
Calculated MW | 54.6kDa |
Description | The human cd5 gene has two alternative exons 1: exon 1A (E1A) which encodes the full-length (FL) CD5 protein and exon 1B (E1B) which encodes a truncated (TR) isoform. The FL variant of CD5 protein is translocated to the plasma membrane, while its TR variant is retained in the cytoplasm. |
Immunogen | Purified recombinant fragment of human CD5 (AA: 27-233) expressed in E. Coli. |
Formulation | Purified antibody in PBS with 0.05% sodium azide |
Gene ID | 921 |
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Other Names | T-cell surface glycoprotein CD5, Lymphocyte antigen T1/Leu-1, CD5, CD5, LEU1 |
Dilution | E~~1/10000 WB~~1/250 FC~~1/200 - 1/400 |
Storage | Maintain refrigerated at 2-8°C for up to 6 months. For long term storage store at -20°C in small aliquots to prevent freeze-thaw cycles. |
Precautions | CD5 Antibody is for research use only and not for use in diagnostic or therapeutic procedures. |
Name | CD5 |
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Synonyms | LEU1 |
Function | Lymphoid-specific receptor expressed by all T-cells and in a subset of B-cells known as B1a cells. Plays a role in the regulation of TCR and BCR signaling, thymocyte selection, T-cell effector differentiation and immune tolerance. Acts by interacting with several ligands expressed on B-cells such as CD5L or CD72 and thereby plays an important role in contact-mediated, T-dependent B-cell activation and in the maintenance of regulatory T and B-cell homeostasis. Functions as a negative regulator of TCR signaling during thymocyte development by associating with several signaling proteins including LCK, CD3Z chain, PI3K or CBL (PubMed:1384049, PubMed:1385158). Mechanistically, co- engagement of CD3 with CD5 enhances phosphorylated CBL recruitment leading to increased VAV1 phosphorylation and degradation (PubMed:23376399). Modulates B-cell biology through ERK1/2 activation in a Ca(2+)-dependent pathway via the non-selective Ca(2+) channel TRPC1, leading to IL-10 production (PubMed:27499044). |
Cellular Location | Cell membrane {ECO:0000250|UniProtKB:P13379}; Single-pass type I membrane protein {ECO:0000250|UniProtKB:P13379} |

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Provided below are standard protocols that you may find useful for product applications.
References
1.Crit Rev Immunol. 2011;31(1):31-42.2.Blood. 2011 Dec 1;118(23):6107-14.

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