Human CD47 Protein (LTP10786)

Product Name
Human CD47 Protein (LTP10786)
Catalog Number
LTP10786
Quantity
100ug
Price
$429 In stock
Background
CD47 (Cluster of Differentiation 47) also known as integrin associated protein (IAP) is a transmembrane protein that in humans is encoded by the CD47 gene. CD47 belongs to the immunoglobulin superfamily and partners with membrane integrins and also binds the ligands thrombospondin-1 (TSP-1) and signal-regulatory protein alpha (SIRP?).CD-47 acts as a don't eat me signal to macrophages of the immune system which has made it a potential therapeutic target in some cancers.
Description
Recombinant Human CD47 is expressed from Expi293 with His tag at the C-terminal. It contains Gln19-Pro139.
Target
CD47
Species
Human
Gene/Protein ID
Q08722-1
Exact Sequence
Gln19-Pro139
Molecular Weight
The protein has a predicted MW of 14.5 kDa. Due to glycosylation, the protein migrates to 45-60 kDa based on the Tris-Bis PAGE result.
Activity
Immobilized Human CD47, His Tag at 2ug/ml (100ul/well) on the plate. Dose response curve for Human SIRP alpha, hFc Tag with the EC50 of 46.8ng/ml determined by ELISA (QC Test). The affinity constant of 18.9nM as determined in SPR assay (Biacore T200). See testing image for detail.
Tag
C-His
Express System
Expi293
Purity
> 95% as determined by Tris-Bis PAGE
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.

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Human CD47 Protein (LTP10786)
  • 5 Units in Stock
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