| Product SKU | BCACP-000689 |
| Product Description | Recombinant Human Interleukin-21 protein (IL21) protein is expressed from E.Coli with Tag-Free. It contains 23-155aa. [Accession | Q9HBE4]. |
| Uniprot No. | Q9HBE4 |
| Gene Names | IL21 |
| Purity | >97% as determined by SDS-PAGE. |
| Expression System | E.Coli |
| Expression Region | 23-155aa |
| Species | Homo sapiens (Human) |
| Tag Info | Tag-Free |
| Molecular weight | 15.4 kDa |
| Activity | Fully biologically active when compared to standard. The specific activity determined by its ability in a functional ELISA. Immobilized rHuIL-36α at 1 ug/mL can bind recombinant human IL-1 Rrp2 Fc Chimera with a range of 0.15-5 ug/mL. |
| Buffer | Lyophilized from a 0.2 μm filtered 20 mM Tris-HCl, 0.5 M NaCl, 6% Trehalose, pH 8.0 |
| Storage | Store at -20°C/-80°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles. |
| Alternative Names | CVID11; IL 21; IL-21; Il21; IL21_HUMAN; Interleukin 21; Interleukin-21; interleukin-21 isoform; Interleukin21; OTTHUMP00000164088; Za11 |
SDS-PAGE: Single band at expected molecular weight confirming purity.
ELISA: Suitable as coating antigen or detection standard.
Western Blot: Compatible with standard Western Blot protocols.
Protein Interaction: Validated for SPR (Surface Plasmon Resonance) and BLI (Bio-Layer Interferometry) studies.
Shipping: Shipped at ambient temperature. Lyophilized protein is stable during transit.
Storage: Store lyophilized protein at -20°C to -80°C. Reconstituted protein should be aliquoted and stored at -80°C. Avoid repeated freeze-thaw cycles.
Shelf Life: 12 months from date of receipt when stored as recommended.
Shipping Time: Orders placed before 2 PM EST ship same day. International orders typically deliver within 5-10 business days.
