Human CD4/LEU3 Protein (LTP10904)

Product Name
Human CD4/LEU3 Protein (LTP10904)
Catalog Number
LTP10904
Quantity
100ug
Price
$305 In stock
Background
CD4, also known as L3T4, T4, and W3/25, is an approximately 55 kDa type I transmembrane glycoprotein that is expressed predominantly on thymocytes and a subset of mature T lymphocytes. It is a standard phenotype marker for the identification of T cell populations.Integral membrane glycoprotein that plays an essential role in the immune response and serves multiple functions in responses against both external and internal offenses. In T-cells, functions primarily as a coreceptor for MHC class II molecule:peptide complex.
Description
Recombinant Human CD4/LEU3 Protein is expressed from Expi293 with His tag and Avi tag at the C-terminal. It contains Lys26-Trp390.
Target
CD4/LEU3
Species
Human
Gene/Protein ID
P01730
Exact Sequence
Lys26-Trp390
Molecular Weight
The protein has a predicted MW of 43.6 kDa. Due to glycosylation, the protein migrates to 50-60 kDa based on the Tris-Bis PAGE result.
Activity
Immobilized Human CD4 at 0.5ug/ml (100ul/Well) on the plate. Dose response curve for Anti-CD4 Antibody, hFc Tag with the EC50 10.6ng/ml determined by ELISA. See testing image for detail.
Tag
C-His-Avi
Express System
Expi293
Purity
> 95% as determined by Tris-Bis PAGE; > 95% as determined by HPLC
Endotoxin
Less than 1EU per ug by the LAL method.
Formulation
Lyophilized from 0.22 um filtered solution in PBS (pH 7.4). Normally 5% trehalose is added as a protectant before lyophilization.
Stability and Storage

Reconstituted protein stable at -80 C for 12 months, 4 C for 1 week. Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

Shipping
Shipped at ambient temperature.
Reconstitution

Centrifuge tubes before opening. Reconstituting to a concentration of more than 100 ug/ml is recommended. Dissolve the lyophilized protein in distilled water.

Image
Human CD4/LEU3 Protein (LTP10904)
  • 5 Units in Stock
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