Human IL-1R2/IL-1 RII/CD121b Protein (IL1-HM2R2)
  • Express System: HEK293
  • Product Tag: C-hFc
  • Purity: > 95% as determined by Bis-Tris PAGE
  • Activity: Immobilized Human IL-1 Beta, His Tag at 5ug/ml (100ul/Well) on the plate. Dose response curve for Human IL-1R2, hFc Tag with the EC50 of 0.12ug/ml determined by ELISA (QC Test). The affinity constant of 0.88 nM as determined in SPR assay (Biacore T200). See testing image for detail.
  • Amino Acid Range: Phe14-Glu343
Catalog #IL1-HM2R2
Regular price $247.50
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Product Description

Recombinant Human IL-1R2/IL-1 RII/CD121b Protein is expressed from HEK293 with hFc tag at the C-Terminus.It contains Phe14-Glu343.

Product Background

The IL-1 type II receptor (decoy RII) is a nonsignaling molecule the only established function of which is to capture IL-1 and prevent it from interacting with signaling receptor. The decoy RII is released in a regulated way from the cell surface.

Product Category

Recombinant Protein / Antibody discovery / Antibody discovery | Others
Protein
IL-1R2/IL-1 RII/CD121b
Synonyms
IL-1R-2; IL-1RT-2; IL-1RT2; CDw121b; IL-1R-beta; CD121b; IL1RB; IL1R2; IL-1 RII; MGC47725; IL-1R-β
Accession
Species
Human
Biotinylated
no
Amino Acid Range
Phe14-Glu343
Molecular Weight
The protein has a predicted MW of 64.4 kDa. Due to glycosylation, the protein migrates to 70-80 kDa based on Bis-Tris PAGE result.
Activity
Immobilized Human IL-1 Beta, His Tag at 5ug/ml (100ul/Well) on the plate. Dose response curve for Human IL-1R2, hFc Tag with the EC50 of 0.12ug/ml determined by ELISA (QC Test). The affinity constant of 0.88 nM as determined in SPR assay (Biacore T200). See testing image for detail.

Product Tag

C-hFc
Expression System
HEK293
Purity
> 95% as determined by Bis-Tris PAGE
Endotoxin
Less than 1 EU 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
Dissolve the lyophilized protein in distilled water. It is recommended to resuspend at 0.5 mg/mL if the lyophilized powder is 100 ug or less, at 1mg/ml for 500ug or 1mg lyophilized powder. Do not mix by vortex or vigorous shaking.
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.
Human IL-1R2, hFc Tag captured on CM5 Chip via Protein A can bind Human IL-1 Beta, His Tag with an affinity constant of 0.88 nM as determined in SPR assay (Biacore T200). Human IL-1R2, hFc Tag captured on CM5 Chip via Protein A can bind Human IL-1 Beta, His Tag with an affinity constant of 0.88 nM as determined in SPR assay (Biacore T200).
Immobilized Human IL-1 Beta, His Tag at 5ug/ml (100ul/Well) on the plate. Dose response curve for Human IL-1R2, hFc Tag with the EC50 of 0.12ug/ml determined by ELISA (QC Test). Immobilized Human IL-1 Beta, His Tag at 5ug/ml (100ul/Well) on the plate. Dose response curve for Human IL-1R2, hFc Tag with the EC50 of 0.12ug/ml determined by ELISA (QC Test).
Human IL-1R2 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%. Human IL-1R2 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.
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