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IL1B Protein (Native, Mouse)

Product Specifications

Abbreviation

IL1B

Synonyms

Il-1b, IL-1beta, Il1b

Host

E. coli

Tag

Native

Endotoxin

< 1.0 EU per μg protein as determined by the LAL method.

Purity

≥ 97 % as determined by SDS-PAGE. ≥ 90 % as determined by SEC-HPLC.

Bioactivity

1. Measured by its ability to induce Interferon gamma secretion by human natural killer lymphoma NK-92 cells. The ED50 for this effect is typically 6-30 ng/mL.

Function

Val118-Ser269

Molecular Weight

The recombinant mouse IL1β consists of 153 amino acids and has a predicted molecular mass of 17.5 kDa. It migrates as an approximately 19 kDa band in SDS-PAGE under reducing conditions as predicted.