PROVETOP

Biotinylated Mouse IL-5 Protein

Catalog No: IL5-MB001

Species
Mouse
Expression System
HEK293
Tag
His, Avi
Activity
Activity verified

Product overview

Recombinant Biotinylated Mouse IL-5 Protein is expressed in HEK293 cells with a His tag and Avi tag at the N-terminus. It contains amino acid residues Met21-Gly133 (UniProt accession: P04401).

Product Details

Molecular Aliases
Interleukin-5; IL-5; T-cell replacing factor; TRF; EDF;IL5;IL 5; Interleukin 5
Protein Length
Met21-Gly133
Expression System
HEK293
Theoretical Molecular Weight
The protein has a predicted MW of 16.03 kDa. Due to glycosylation, the protein migrates to 16 kDa and 20-35 kDa based on Bis-Tris PAGE result.
Purity
> 95% as determined by Bis-Tris PAGE
Endotoxin
Less than 1 EU per ug by the LAL method.
Buffer / Formulation
Supplied as 0.22μm filtered solution in 20mM Tris, 500mM NaCl, 10% Glycerol (pH 7.0).
State
Liquid
Storage Conditions
Valid for 12 months from date of receipt when stored at -80°C. Recommend to aliquot the protein into smaller quantities for optimal storage. Please minimize freeze-thaw cycles.

Data Display

Bis-Tris PAGE
IL5-MB001 Bis-Tris-PAGE-white result

Biotinylated Mouse IL-5 on Bis-Tris PAGE under reduced condition. The purity is greater than 95%.

SPR
IL5-MB001 SPR result

Mouse IL-5 R alpha, His Tag immobilized on CM5 Chip can bind Biotinylated Mouse IL-5, His-Avi tag with an affinity constant of 0.511 μM as determined in SPR assay (Biacore T200).

Background

IL-5 is an important cytokine for priming and survival of mature eosinophils and for proliferation and maturation of their progenitors. IL-5(Rα) targeting will be increasingly used in diseases where eosinophils are the key immune effector cells such as eosinophilic asthma (EA), hypereosinophilic syndrome (HES), eosinophilic esophagitis (EE), and eosinophilic granulomatosis with polyangiitis (EGPA).

References

  1. Hassani M, Koenderman L. Immunological and hematological effects of IL-5(Rα)-targeted therapy: An overview. Allergy. 2018 Oct;73(10):1979-1988. doi: 10.1111/all.13451. Epub 2018 Oct 8. PMID: 29611207; PMCID: PMC6220846.

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