Product Description
| Cat Number | IL2-HE021 |
|---|---|
| Category | Recombinant Protein |
| Pack Size | 100UG |
| Description | Recombinant Human IL-21 Protein is expressed from E.coli without tag.It contains Gln32-Ser162. |
| Target | IL-21 |
| Host | Human |
| Purity | > 95% as determined by Bis-Tris PAGE;> 95% as determined by HPLC |
| Scientific Background | Interleukin-21 (IL-21), produced predominantly by CD4 T cells and natural killer T (NKT) cells, is a newly discovered member of the common γ-chain family of cytokines. It has been implicated in many immunological processes and has been linked to autoimmune diseases, allergies and other inflammatory diseases. |
| Molecular Mass | The protein has a predicted MW of 15.4 kDa same as Bis-Tris PAGE result. |
| Sl Sequence | Gln32-Ser162 |
| Solubility | Dissolve the lyophilized protein in 20mM NaAc, 150mM NaCl (pH 5.5). It is recommended to resuspend at 0.5 mg/mL if the lyophilized powder is 100 μg or less, at 1mg/ml for 500ug or 1mg lyophilized powder. Do not mix by vortex or vigorous shaking. |
| Appearance | Lyophilized |
| Endotoxin Levels | Less than 1 EU per μg by the LAL method. |
| Expression System | E.coli |
| Gene Id | Q9HBE4-1 |
| Amino Acid Sequence | Recombinant Human IL-21 Protein is expressed from E.coli without tag.It contains Gln32-Ser162. |
| 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. |
| View Document | |
| Note | The product is for research use only |
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