Recombinant human IL-21 protein

Cat No.
ATGP3861

Size

QTY

List Price

10ug

USD 180


20ug

USD 300

50ug

USD 550

100ug

USD 880

250ug

USD 1,500

500ug

USD 2,500

1mg

USD 4,200

USD 0



Product Information

Product Type
Recombinant Protein
Expression System
E.coli
Domain
30-162 aa
UniProt No.
Q9HBE4
NCBI Accession No.
NP_068575
Alternative names
Interleukin-21 isoform 1, CVID11, IL-21, Za11

Product Specification

Molecular Weight
15.5 kDa (134aa) confirmed by MALDI-TOF
Concentration
0.25mg/ml (determined by absorbance at 280nm)
Formulation
Liquid in. Phosphate-Buffered Saline (pH 7.4)
Purity
> 95% by SDS-PAGE
Bioactivity
The activity is determined by the IFN-g ELISA in a using NK-92 human natural killer cells. The ED50 range ≤4ng/ml.
Endotoxin
< 1 EU per 1ug of protein (determined by LAL method)
Tag
Non-Tagged
Applications
SDS-PAGE,Bioactivity
Storage
Can be stored at +2C to +8C for 1 week. For long term storage, aliquot and store at -20C to -80C. Avoid repeated freezing and thawing cycles.

Data

SDS-PAGE

3ug by SDS-PAGE under reducing condition and visualized by coomassie blue stain. ..

Biological Activity

Human IL-21 stimulates IFN-g secretion of the NK-92 human natural killer cells. The ED50 range ≤4 ng/ml.

Note: For research use only. This product is not intended or approved for human, diagnostics or veterinary use.