R&D Systems™ Recombinant Human ST2/IL-33R His-tag Protein

Catalog No.	Quantity
11-272-ST100	100 μg

Catalog No. 11-272-ST100 Supplier R&D Systems™ Supplier No. 11272ST100

Description

Carrier Free Recombinant Protein

Measured by its binding ability in a functional ELISA. When Recombinant Human ST2/IL-33R His-tag (Catalog # 11272-ST) is immobilized at 1μg/mL (100μL/well), Recombinant Human IL-33 (Catalog # 3625-IL ) binds with an ED50 of 10.0-80.0 ng/mL.

Specifications

• Accession Number: Q01638.4
• For Use With (Application): Bioactivity
• Formulation: Lyophilized from a 0.2μm filtered solution in PBS with Trehalose.
• Molecular Weight (g/mol): M.W. (Observed): 55-62 kDa, under reducing conditions., M.W. (Theoretical): 36 kDa
• Quantity: 100 μg
• Source: Human embryonic kidney cell, HEK293-derived human ST2/IL-33R protein Lys19-Ser328, with a C-terminal 6-His tag
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution.
• Endotoxin Concentration: <0.10 EU per 1μg of the protein by the LAL method.
• Conjugate: Unconjugated
• Species: Human
• Reconstitution: Reconstitute at 250μg/mL in PBS.
• Purity or Quality Grade: >95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.