PROVETOP

Human CD160 Protein

Catalog No: CD160-HF001

Species
Human
Expression System
HEK293
Tag
an hFc (IgG1)
Activity
Activity verified

Product overview

Recombinant Human CD160 Protein is expressed in HEK293 cells with an hFc (IgG1) tag at the C-terminus. It contains amino acid residues Gly25-Leu158 (UniProt accession: O95971-1).

Product Details

Molecular Aliases
CD160; BY55; BY55FLJ46513; NK1; NK28
Protein Length
Gly25-Leu158
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 41.3 kDa. Due to glycosylation, the protein migrates to 50-60 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE > 95% as determined by HPLC
Endotoxin
Less than 1 EU per μg by the LAL method.
Buffer / Formulation
Lyophilized from 0.22μm filtered solution in PBS (pH 7.4). Normally 8% trehalose is added as protectant before lyophilization.
State
Lyophilized
Storage Conditions
-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.
Reconstitution Advice
Dissolve the lyophilized protein in distilled water. Please refer to the Certificate of Analysis for detailed instructions.

Data Display

Bis-Tris PAGE
CD160-HF001 Bis-Tris-PAGE-white result

Human CD160 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SEC-HPLC
CD160-HF001 SEC-HPLC result

The purity of Human CD160 is greater than 95% as determined by SEC-HPLC.

ELISA
CD160-HF001 ELISA result

Immobilized Human HVEM, His Tag (Cat. HVE-HM111) at 5μg/ml (100 μl/Well) on the plate. Dose response curve for Human CD160, hFc Tag with the EC50 of 84.6 ng/ml determined by ELISA. (QC Test)

BLI
CD160-HF001 BLI result

Loaded Human HVEM, His Tag (Cat. HVE-HM111) on Anti-His-Biosensor can bind Human CD160, hFc Tag with an affinity constant of 42.80 nM as determined in BLI assay.

Background

CD160 (also Natural killer cell receptor BY55) is a 27 ‑ 30 kDa member of the Ig superfamily. In human, it is expressed principally on nonmyeloid hematopoietic cells. CD160 antigenis a receptor on immune cells capable to deliver stimulatory or inhibitory signals that regulate cell activation and differentiation. Exists as a GPI-anchored and as a transmembrane form, each likely initiating distinct signaling pathways via phosphoinositol 3-kinase in activated NK cells and via LCK and CD247/CD3 zeta chain in activated T cells.

References

  1. Chabot S, Jabrane-Ferrat N, Bigot K, et al. A novel antiangiogenic and vascular normalization therapy targeted against human CD160 receptor[J]. Journal of Experimental Medicine, 2011, 208(5):973-986. Note: HPLC results always come from liquid protein, due to absorption peak interference of trehalose in lyophilized powder.

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