Product Description |
Recombinant Cynomolgus VSIG4 Protein is expressed from HEK293 with His tag at the C-Terminus.It contains Arg25-Ala288. |
Product Background |
VSIG4, a B7 family-related protein, is a negative regulator of T cell activation.T cell activation by APCs is positively and negatively regulated by members of the B7 family. Unlike that of B7 family members, surface expression of VSIG4 was restricted to resting tissue macrophages and absent upon activation by LPS or in autoimmune inflammatory foci. The specific expression of VSIG4 on resting macrophages in tissue suggests that this inhibitory ligand may be important for the maintenance of T cell unresponsiveness in healthy tissues. |
Product Category |
Recombinant Protein / Antibody discovery |
Protein |
VSIG4 |
Synonyms |
CRIg; Z39IG; VSIG4 |
Accession |
|
Species |
Cynomolgus |
Biotinylated |
no |
Amino Acid Range |
Arg25-Ala288 |
Molecular Weight |
The protein has a predicted MW of 30.16 kDa. Due to glycosylation, the protein migrates to 35-50 kDa based on Bis-Tris PAGE result. |
Product Tag |
C-His |
Expression System |
HEK293 |
Purity |
> 95% as determined by Bis-Tris PAGE;> 95% as determined by HPLC |
Endotoxin |
Less than 1EU per ug by the LAL method. |
Form |
Lyophilized |
Shipping |
Shipped at ambient temperature. |
Formulation |
Lyophilized from 0.22um filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization. |
Reconstitution |
Centrifuge the tube before opening. Reconstituting to a concentration more than 100 ug/ml is recommended. Dissolve the lyophilized protein in distilled water. |
Stability And Storage |
-20 to -80°C for 12 months as supplied from date of receipt.;-80°C for 3 months after reconstitution.;Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles. |
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