Human CD23/Fc epsilon RII Protein (CD3-HM123)

  • Express System: HEK293
  • Product Tag: N-His
  • Purity: > 95% as determined by Tris-Bis PAGE;> 95% as determined by HPLC
  • Amino Acid Range: Asp48-Ser321

Catalog: CD3-HM123


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Product Description Recombinant Human CD23/Fc epsilon RII Protein is expressed from HEK293 with His tag at the N-Terminus.It contains Asp48-Ser321.

Product Background

CD23 is the low-affinity receptor for immunoglobulin (Ig)E and plays important roles in the regulation of IgE responses. CD23 can be cleaved from cell surfaces to yield a range of soluble CD23 (sCD23) proteins that have pleiotropic cytokine-like activities.

Product Category

Recombinant Protein


CD23/Fc epsilon RII
Synonyms BLAST-2; CD23; CD23A; CLEC4J; FCE2; IGEBF; FCER2; FcεRII; Fcr; Fcgr; Fc receptor; CLEC-6; CLECSF8; MCL; MGC40078; MPCL; Fcer2a; Ly-42



Amino Acid Range

Molecular Weight The protein has a predicted MW of 31.8 kDa. Due to glycosylation, the protein migrates to 38-45 kDa based on Tris-Bis PAGE result.

Product Tag


Express System

Purity > 95% as determined by Tris-Bis PAGE;> 95% as determined by HPLC
Endotoxin Less than 1EU 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 Centrifuge the tube before opening. Reconstituting to a concentration more than 100 ug/ml is recommended. Dissolve the lyophilized protein in distilled water.
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.
The purity of Human CD23 is greater than 95% as determined by SEC-HPLC.
Human CD23 on Tris-Bis PAGE under reduced condition. The purity is greater than 95%.

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