Recombinant Human IL-1RA Protein
Recombinant Human Interleukin-1 Receptor Antagonist Protein is produced by our E.coli expression system and the target gene encoding Arg26-Glu177 is expressed.
Product Specifications
Product Name Alternative
Interleukin-1 Receptor Antagonist Protein; IL-1RN; IL-1ra; IRAP; ICIL-1RA; IL1 Inhibitor; Anakinra; IL1RN; IL1F3; IL1RA
UniProt
P18510
Expression Region
Arg26-Glu177
Tag
Tag free
Endotoxin
< 1 EU/μg as determined by LAL test.
Purity
SDS-PAGE: Greater than 95% as determined by reducing SDS-PAGE.
Bioactivity
Cell Based Assay: Measured by its ability to inhibit IL-1 beta induced NF-kB signaling in 293-IL1 Res cells (Cat#Xorb3002421) .The ED50 for this effect is 2-12 ng/mL. (QC Verified)
Form
Lyophilized
Molecular Weight
Predicted: 17.26 KDa. Observed: 18 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.
Notes
For research use only.
Preservative
0.2 μm filtered solution of 20mM PB, 8% Trehalose, 4% Mannitol, 50mM NaCl, 0.05% Tween80, pH 7.5.
Available Sizes
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