R&D Systems™ Recombinant Human ST8SIA4 Protein

Product Code.	Quantity	unitSize
18350288	20 μg	20µg

Product Code. 18350288 Supplier R&D Systems™ Supplier No. 7027GT020

Description

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility.

Measured by its ability to transfer sialic acid from CMP-NeuAc to Recombinant Human NCAM-1/CD56 120 isoform (Catalog # 2408-NC ). The specific activity is >30 pmol/min/μg, as measured under the described conditions.

Specifications

• Accession Number: Q92187
• For Use With (Application): Enzyme Activity
• Formulation: Supplied as a 0.2 μm filtered solution in Tris, NaCl and Brij-35.
• Gene ID (Entrez): 7903
• Molecular Weight (g/mol): M.W. (Observed): 55-66 kDa, reducing conditions; M.W. (theoretical): 37 kDa
• Name: ST8 alpha-2,8-Sialyltransferase 4/ST8SIA4
• Quantity: 20 μg
• Source: Chinese Hamster Ovary cell line, CHO-derived human ST8 alpha-2,8-Sialyltransferase 4/ST8SIA4 protein Gly40-Gln359, with an N-terminal 6-His tag
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 6 months from date of receipt, -70°C as supplied. 3 months, -70°C under sterile conditions after opening.
• Endotoxin Concentration: <1.0 EU / 1 μg of the protein by the LAL method.
• Gene Symbol: ST8SIA4
• Conjugate: Unconjugated
• Recombinant: Recombinant
• Purity or Quality Grade: >95%, by SDS-PAGE under reducing conditions and visualized by Colloidal Coomassie™ Blue stain (at 5 μg / lane.)
• Protein: ST8 alpha-2,8-Sialyltransferase 4/ST8SIA4