Recombinant Rat Interleukin-21
Recombinant Rat Interleukin-21
Product Specifications
Product Name Alternative
Za11
UniProt
A3QPB9
Source
Escherichia coli
Field of Research
Immunology & Inflammation
Endotoxin
Less than 1 EU/ug of rRtIL-21 as determined by LAL method.
Purity
> 96 % by SDS-PAGE and HPLC analyses.
Bioactivity
Fully biologically active when compared to standard. The ED50 as determined by a cell proliferation assay using human N1186 cells is less than 50 ng/ml, corresponding to a specific activity of > 2.0 x104 IU/mg.
Form
Lyophilized from a 0.2 μm filtered concentrated solution in PBS, pH 7.4.
Molecular Weight
Approximately 15.2 kDa, a single non-glycosylated polypeptide chain containing 129 amino acids.
Storage Conditions
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 °C as supplied.- 1 month, 2 to 8 °C under sterile conditions after reconstitution.- 3 months, -20 to -70 °C under sterile conditions after reconstitution.
Notes
For research use only.
AA Sequence
HKSSPQRPDH LLIRLRHLMD IVEQLKIYEN DLDPELLTAP QDVKGQCEHE AFACFQKAKL KPSNTGNNKT FINDLLAQLR RRLPAKRTGN KQRHMAKCPS CDLYEKKTPK EFLERLKWLL QKMIHQHLS
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