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.
Formulation
Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4.
Organism Species
Human
Available Sizes
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