Anti-CD46 / Membrane Cofactor Protein Monoclonal Antibody (Clone:MEM-258)-APC Conjugated
Figure 1: Surface staining of human peripheral blood cells with anti-CD46 (MEM-258) APC.
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| Amount : | 100 tests |
| Isotype : | Mouse IgG1 |
| Storage condition : | Store in the dark at 2-8°C. Do not freeze. Avoid prolonged exposure to light. |
CD46 (MCP, membrane cofactor protein) is a multifunctional cell surface transmembrane protein that binds and inactivates C3b and C4b complement fragments, regulates T cell-induced inflammatory responses by either inhibiting (CD46-1 isoform) or increasing (CD46-2 isoform) the contact hypersensitivity reaction. CD46 also serves as a receptor for several human pathogens (both bacteria and viruses), and its ligation alteres T lymphocyte polarization toward antigen-presenting cells or target cells, inhibiting lymphocyte function. CD46 is a protector of placental tissue and is also expressed on the inner acrosomal membrane of spermatozoa.
| Subcellular location: | Cytoplasmic vesicle |
| Post transnational modification: | In epithelial cells, isoforms B/D/F/H/J/L/3 are phosphorylated by YES1 in response to infection by Neisseria gonorrhoeae; which promotes infectivity. In T-cells, these isoforms may be phosphorylated by LCK. |
| Tissue Specificity: | Expressed by all cells except erythrocytes. |
| BioGrid: | 110346. 11 interactions. |
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