What is the catalog number for Recombinant Human IL-2RA Protein?

The catalog number for Recombinant Human IL-2RA Protein is orb2994463.

What sizes are available for Recombinant Human IL-2RA Protein?

Recombinant Human IL-2RA Protein is available in the following size(s): 10 µg, 50 µg, 500 µg, 1 mg.

How many pack sizes does Recombinant Human IL-2RA Protein come in?

Recombinant Human IL-2RA Protein is available in 4 different pack sizes.

Is Recombinant Human IL-2RA Protein in stock?

Recombinant Human IL-2RA Protein is currently made to order / not held in immediate stock. Contact us for lead time.

Recombinant Human IL-2RA Protein

Recombinant Human Interleukin-2 Receptor Subunit Alpha is produced by our Mammalian expression system and the target gene encoding Glu22-Cys213 is expressed with a human IgG1 Fc tag at the C-terminus.

Product Specifications

Product Name Alternative

Interleukin-2 receptor subunit alpha; CD25; p55; TAC antigen; IL2-RA; IL-2R subunit alpha; IL-2-RA; IL-2 receptor subunit alpha

UniProt

P01589

Expression Region

Glu22-Cys213

Conjugation

Unconjugated

Tag

C-Fc

Origin

Human

Endotoxin

< 1 EU/μg as determined by LAL test.

Purity

SDS-PAGE: Greater than 95% as determined by reducing SDS-PAGE.. SEC-HPLC: Greater than 90% as determined by SEC-HPLC. (QC verified)

Bioactivity

BLI: Loaded Human IL-2-His (Cat#orb3002442) on HIS1K Biosensor, can bind Human IL-2RA-Fc (Cat#orb2994463) with an affinity constant of 3.06 nM as determined in BLI assay. Loaded Biotinylated Human IL-2-His-Avi (Cat#orb2993791) on SA Biosensor, can bind Human IL-2RA-Fc (Cat#orb2994463) with an affinity constant of 2.63 nM as determined in BLI assay.

Form

Lyophilized

Molecular Weight

Predicted: 48.9 KDa. Observed: 60-80 KDa, reducing conditions

Storage Conditions

Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.