Human IL-31 RA Protein (LTP10483)

Product Name
Human IL-31 RA Protein (LTP10483)
Catalog Number
LTP10483
Quantity
100ug
Price
$473 In stock
Background
Interleukin-31 receptor A (IL-31RA) is a newly identified type I cytokine receptor, that is related to gp130, the common receptor of the interleukin (IL) -6 family cytokines. IL-31RA forms a functional receptor complex for IL-31 together with the beta subunit of oncostatin M receptor (OSMRbeta). OSMRbeta is expressed in a subset of small-sized nociceptive neurons of adult dorsal root ganglia (DRGs).IL-31 and OSM may thus have redundant functions in the development of OSMRbeta-expressing neurons.
Description
Recombinant Human IL-31 RA Protein is expressed from Expi293 with hFc tag at the C-terminal. It contains Ala20-Glu519.
Target
IL-31 RA
Species
Human
Gene/Protein ID
Q8NI17-1
Exact Sequence
Ala20-Glu519
Molecular Weight
The protein has a predicted MW of 83.8 kDa. Due to glycosylation, the protein migrates to 110-135 kDa based on the Tris-Bis PAGE result.
Activity
Immobilized Human IL-31 RA, hFc Tag at 5ug/ml (100ul/well) on the plate. Dose response curve for Biotinylated Anti-IL-31 RA Antibody, hFc Tag with the EC50 of 16.9ng/ml determined by ELISA (QC Test). The affinity constant of 1.5nM as determined in SPR assay (Biacore T200). See testing image for detail.
Tag
C-hFc
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 IL-31 RA Protein (LTP10483)
  • 5 Units in Stock
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