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Research Area
Product Categories/Products/Proteins,Product Categories/Research Area,Immunology,Epigenetics,Immunology
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| Application Notes |
|---|
Key Properties
−| Source | E.Coli |
|---|---|
| Biological Origin | Homo sapiens (Human) |
| Biological Activity | Fully biologically active when compared to standard. The specific activity is determined by inducing STAT3 activation using human U-87 MG cells. 5 ng/mL of rHuIL-31 can effectively induce STAT3 activation. |
| Tag | Tag-Free |
| Expression Region | 24-164aa |
| Protein Length | Full Length of Mature Protein |
| Endotoxins | Less than 1.0 EU/µg as determined by LAL method. |
| MW | 15.8 kDa |
| Purity | > 97% as determined by SDS-PAGE and HPLC. |
| Protein Sequence | SHTLPVRLLRPSDDVQKIVEELQSLSKMLLKDVEEEKGVLVSQNYTLPCLSPDAQPPNNIHSPAIRAYLKTIRQLDNKSVIDEIIEHLDKLIFQDAPETNISVPTDTHECKRFILTISQQFSECMDLALKSLTSGAQQATT |
Storage & Handling
−| Storage | The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20℃/-80℃. The shelf life of lyophilized form is 12 months at -20℃/-80℃. |
|---|---|
| Form/Appearance | Lyophilized powder |
| Buffer/Preservatives | Lyophilized from a 0.2 µm filtered PBS, pH 7.4 |
| Expiration Date | 6 months from date of receipt. |
| Disclaimer | For research use only |
Alternative Names
−IL-31,
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Recombinant Human Interleukin-31 protein(IL31) (Active) [orb1650642]
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