Recombinant Human IL-21 Protein

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Product Details

Summary
Reactivity HuSpecies Glossary
Applications PAGE
Concentration
Lyoph

Order Details

Recombinant Human IL-21 Protein Summary

Description
Recombinant bioactive protein containing 133 amino acids for Human IL-21

Source:E. coli
Amino Acid Sequence:(Q9HBE4)

Details of Functionality
The recombinant human IL-21 is fully biologically active when compared to standard. The ED50 as determined by the dose-dependent stimulation of human peripheral blood mononuclear cells is <5 ng/ml.
Source
E. coli
Protein/Peptide Type
Biologically Active Protein
Gene
IL21
Purity
>90%, by SDS-PAGE
Endotoxin Note
<0.1 ng/ug

Applications/Dilutions

Theoretical MW
15.5 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Packaging, Storage & Formulations

Storage
Store at -20 to -80C. Avoid freeze-thaw cycles.
Buffer
Lyophilized from solution containing no additives.
Concentration
Lyoph
Purity
>90%, by SDS-PAGE
Reconstitution Instructions
Reconstitute in H2O to a concentration of 0.1-1.0 ug/ul (Note: Gently pippetting to dissolve). The solution can be diluted into other aqueous buffers and stored at 4C for 1 week or -20C for future use.

Alternate Names for Recombinant Human IL-21 Protein

  • IL21
  • IL-21
  • IL-21Za11interleukin-21
  • interleukin 21
  • interleukin-21 isoform

Background

Recombinant human IL-21 is a homodimeric, non-glycosylated polypeptide containing 133 amino acid residues and has a molecular weight of 15.5 kDa.

Limitations

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Peptides and proteins are guaranteed for 2 years from date of receipt.

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Perforin, also known as the pore-forming protein, pfp, is a 70 kD cytolytic protein expressed in the cytoplasmic granules of cytotoxic T lymphocytes (CTLs) and natural killer (NK) cells. It is one of the major effector molecules used by CTL and NK cel...  Read full blog post.

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Bioinformatics

Gene Symbol IL21
Entrez