Human IL-21 R Protein

• Catalog Number: orb257628
• Category: Proteins
• Description: Human IL-21 R, Fc Tag is expressed from human 293 cells (HEK293). It contains AA Cys 20 - Pro 236 (Accession # Q9HBE5-1).
• Reactivity: Human
• Tag: C-Fc
• Form/Appearance: Powder
• Purity: 95%
• Conjugation: Unconjugated
• MW: 51.5 kDa
• Target: IL-21 R
• UniProt ID: Q9HBE5
• Source: Human IL-21 R, Fc Tag (orb257628) is expressed from human 293 cells (HEK293). It contains AA Cys 20 - Pro 236 (Accession # Q9HBE5-1).
• Expression System: HEK293
• Biological Origin: Human
• Biological Activity: Human IL-21, Tag Freeimmobilized on CM5 Chip can bind Human IL-21 R, Fc Tag with an affinity constant of 0.412 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).
• Expression Region: Cys 20 - Pro 236
• Endotoxins: 1.0 EU per μg
• NCBI: NP_068570.1
• Storage: -20°C to -70°C for 12 months in lyophilized state; -70°C for 3 months under sterile conditions after reconstitution. For long term storage, the product should be stored at lyophilized state at -20°C or lower.
• Buffer/Preservatives: PBS, pH7.4
• Alternative names: IL21R,CD360,NILR
• Note: For research use only
• Application notes: This protein carries a human IgG1 Fc tag at the C-terminus. The protein has a calculated MW of 51.5 kDa. The protein migrates as 65-70 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
• Expiration Date: 6 months from date of receipt.

SDS-PAGE analysis of Human IL-21 R protein

Human IL-21, Tag Free (Cat. No. orb752328) immobilized on CM5 Chip can bind Human IL-21 R, Fc Tag (Cat. No. orb257628) with an affinity constant of 0.412 nM as determined in a SPR assay (Biacore 8K) (Routinely tested).