IL2 Protein (Native, Human)

CAT: 1543-P520528Size: 100 µgDry Ice: NoHazardous: No
CAT#:1543-P520528Size:100 µg
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Abbreviation
IL2
Synonyms
IL-2, lymphokine, TCGF
Host
HEK 293
Tag
Native
Endotoxin
< 0.01 EU per μg of the protein as determined by the LAL method
Purity
> 95 % as determined by SDS-PAGE. > 95 % as determined by SEC-HPLC.
Bioactivity
1.Measured in a cell proliferation assay using CTLL‐2 mouse cytotoxic T cells. The ED50 for this effect is 0.5-2.5 ng/mL (Routinely tested) . 2.Immobilized CD25/IL2RA Protein, Human, Recombinant (ECD, hFc Tag) (Cat:10165-H02H) at 2 μg/ml (100 μl/well) can bind Recombinant Human IL2 Protein, Low Endotoxin (Cat:11848-HNAH1-E), The EC50 is 2-8 ng/mL (QC tested) . 3.Loaded Biotinylated Recombinant Human IL-2Rβ & IL-2Rγ Protein, Flag & AVI & His Tag (Cat. No. CT108-H2549H1-B) on SA Biosensor, can bind Recombinant Human IL-2 Protein (Cat. No. 11848-HNAH1-E) with an affinity constant of 1.210 nM as determined in BLI assay (Sartorius Octet RED384) (Routinely tested) . 4.Recombinant Human IL-2R beta / CD122 Protein (His Tag) (Cat: 10696-H08H) captured on CM5 chip via Anti-His antibody, can bind Recombinant Human IL2 Protein, Low Endotoxin (Cat: 11848-HNAH1-E) with an affinity constant of 0.912 μM as determined in an SPR assay (Biacore 8K) (Routinely tested) .
Function
Ala21-Thr153
Molecular Weight
The recombinant human IL2 consists of 133 amino acids and predicts a molecular mass of 15.4 kDa. It migrates as an approximately 18.52 KDa band in SDS-PAGE under reducing conditions.
Species
Human

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