Active Recombinant Cynomolgus IL2RB protein, His-tagged

• Cat.No.: IL2RB-0281C
• Product Overview: Recombinant Cynomolgus IL2RB protein(Ala27-Thr240), fused with His tag, was expressed in HEK293.

Specification

• Source: HEK293
• Species: Cynomolgus
• Tag: His
• Form: Lyophilized from 0.22 μm filtered solution in PBS, pH7.4 with trehalose as protectant.
• Bio-activity: Cynomolgus IL-2 R beta, His Tag immobilized on CM5 Chip can bind Cynomolgus IL-2, His Tag with an affinity constant of 377 nM as determined in a SPR assay (Biacore 8K).
• Molecular Mass: This protein carries a polyhistidine tag at the C-terminusThe protein has a calculated MW of 26.7 kDa. The protein migrates as 34-35 kDa and 36-38 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
• Proteinlength: Ala27-Thr240
• Endotoxin: Less than 1.0 EU per μg by the LAL method.
• Purity: >90% as determined by SDS-PAGE. >90% as determined by SEC-MALS.
• Storage: For long term, the product should be stored at lyophilized state at -20°C or lower.Please avoid repeated freeze-thaw cycles. This product is stable after at:
  -20°C to -70°C for 12 months in lyophilized state; -70°C for 3 months under sterile conditions after reconstitution.
• Reconstitution: It is recommended that sterile water be added to the vial to prepare a stock solution of 0.2 ug/ul. Centrifuge the vial at 4°C before opening to recover the entire contents.
• Official Symbol: IL2RB

Gene Information

• Official Symbol: IL2RB