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Human CD80 Protein, His Tag

Product Information
Catalog Number KMP2338
Product Name Human CD80 Protein, His Tag
Product Description The Human CD80 Protein(KMP2338) is produced in HEK293 Cells and the target gene encoding Val35-Asn242 is expressed with a 6His tag at the C-terminus.
Molecular Weight 24.69 kDa
Alias T-lymphocyte activation antigen CD80, Activation B7-1 antigen
Species Human
Host HEK293 Cells
Size 50ug, 100ug, 200ug
Purification Affinity purification
Purity >95% as determined by SDS-PAGE
Endotoxin <1.0 EU/ug determined by the LAL method
Buffer PBS, pH7.4
Uniprot P33681
SDS-PAGE
Function Involved in the costimulatory signal essential for T-lymphocyte activation. T-cell proliferation and cytokine production is induced by the binding of CD28, binding to CTLA-4 has opposite effects and inhibits T-cell activation. (Microbial infection) Acts as a receptor for adenovirus subgroup B.
Background Cluster of Differentiation 80, also called B7-1, is a member of cell surface immunoglobulin superfamily which plays key, yet distinct roles in the activation of T cells. It is the ligand for two different proteins on the T cell surface: CD28 and CTLA-4. Studies have shown that CTLA-4 binds mostly to CD80. The structure presents two extracellular domains: a membrane distal variable-like domain(IgV) and a membrane proximal Ig constant-like domain(IgC) along with an intracellular domain. Both IgV and IgC consist of anti-parallel beta sandwiches joined by a short linker region. CD80 is mostly expressed on the surface of antigen-presenting cells including activated B cells, macrophages and dendritic cells.
Storage Aliquot and store at -20℃ to -80℃. Avoid repeated freezing and thawing cycles.
Note This product is for research use only.
References 1.Immunology 98:413-421 (1999) 2.Virus Res. 122:144-153 (2006)