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Product Details
Synonyms
IL4, BCGF1, BSF1
Source
Cynomolgus IL-4 Protein, His Tag (IL4-C52H9) is expressed from human 293 cells (HEK293). It contains AA His 25 - Ser 153 (Accession # P79339-1).
Predicted N-terminus: His 25
Request for sequenceMolecular Characterization
Other Tags and Version Biotin & Other Labeled Version
This protein carries a polyhistidine tag at the C-terminus.
The protein has a calculated MW of 16.8 kDa. The protein migrates as 18-24 kDa when calibrated against Star Ribbon Pre-stained Protein Marker under reducing (R) condition (SDS-PAGE) due to glycosylation.
Endotoxin
Less than 1.0 EU per μg by the LAL method / rFC method.
Purity
>95% as determined by SDS-PAGE.
>95% as determined by SEC-MALS.
Formulation
Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
Reconstitution
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
Storage
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please avoid repeated freeze-thaw cycles.
This product is stable after storage at:
- -20°C to -70°C for 12 months in lyophilized state;
- -70°C for 3 months under sterile conditions after reconstitution.
ACRO Quality Management System
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Data Display
SDS-PAGE
Cynomolgus IL-4 Protein, His Tag on SDS-PAGE under reducing (R) condition. The gel was stained with Coomassie Blue. The purity of the protein is greater than 95% (With Star Ribbon Pre-stained Protein Marker).
SEC-MALS
The purity of Cynomolgus IL-4 Protein, His Tag (Cat. No. IL4-C52H9) is more than 95% and the molecular weight of this protein is around 17-29 kDa verified by SEC-MALS.
Report
Bioactivity-ELISA
Immobilized Cynomolgus IL-4 R alpha Protein, Fc Tag (Cat. No. ILR-C5258) at 5 μg/mL (100 μL/well) can bind Cynomolgus IL-4 Protein, His Tag (Cat. No. IL4-C52H9) with a linear range of 1-10 ng/mL (QC tested).
Protocol
Bioactivity-SPR
Cynomolgus IL-4 R alpha Protein, Fc Tag (Cat. No. ILR-C5258) captured on Protein A Chip can bind Cynomolgus IL-4 Protein, His Tag (Cat. No. IL4-C52H9) with an affinity constant of 0.0488 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
Protocol
User Reviews Publish Comment
Background Introduction
Frontier Progress
Drug Development Progress- English Name：
Interleukin-4
- Category：
- Listed Drugs Count：
2 Details
- Clinical Drugs Count：
14 Details
- Highest R&D Stage：
Approved
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