IL31 Protein (C-His-AVI, Human)

Product Specifications

Abbreviation

IL31

Synonyms

IL-31

Host

HEK 293

Tag

C-His-AVI

Endotoxin

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

Purity

≥ 95 % as determined by SDS-PAGE. ≥ 90 % as determined by SEC-MALS.

Bioactivity

Immobilized Recombinant Human IL-31 Protein (His & AVI Tag), Biotinylated (Cat: 11557-H49H-B) at 2 μg/mL (100 μl/well) on streptavidin precoated (5 μg/mL, 100 μL/well) can bind Recombinant Human Interleukin-31 receptor A / IL31RA Protein (Fc Tag, ECD) (Cat: 15878-H02H), the EC50 is 0.4-1.2 μg/mL (QC tested) .

Function

Ser24-Thr164

Molecular Weight

The recombinant Human IL31 comprises 175 amino acids and has a predicted molecular mass of 19.63 kDa. It migrates as approximately 30.5 kDa band in SDS-PAGE under reducing conditions. The molecular weight of this protein is around 29.5 kDa verified by SEC-MALS.