Recombinant Human IL-4 RA

Product Specifications

Product Name Alternative

Interleukin-4 receptor subunit alpha, IL-4 receptor subunit alpha, IL-4R subunit alpha, IL-4R-alpha, IL-4RA, CD124, IL-4-binding protein, IL4-BP, IL4R, IL4RA

UniProt

P24394

Expression Region

26-231

Host

Mammalian Cells

Tag

C-terminal hFc Tag

Applications

Western Blot, ELISA

Field of Research

Cancer, Immunology

Endotoxin

< 1 EU/µg as determined by LAL test.

Purity

Greater than 95% as determined by SDS-PAGE.

Activity

Measured by its ability to inhibit IL-4-dependent proliferation of TF‑1 human erythroleukemic cells.The ED50 for this effect is 5-20 ng/ml.

Form

Lyophilized powder

Reconstitution

Centrifuge the vial at 10000 rpm for 30 s before opening, reconstitute in sterile distilled water to a concentration of 0.1-1 mg/ml by gently pipetting 2-3 times, don't vortex.

Molecular Weight

60-70 kDa

Shipping Conditions

4°C with ice bag

Storage Conditions

The lyophilized protein is stable at -20 °C for up to 1 year. For extended storage, it is recommended to further dilute in working aliquots after reconstitution. The protein solution is stable at ≤ -20 °C for 3 months, or 2-7 days at 2-8 °C under sterile conditions.Avoid repeated freeze/thaw cycle.