R&D Systems™ Recombinant Human/Mouse/Rat Activin A Protein

CHO derived

Product Code	Brand	Formulation	Quantity
18177420	R&D Systems™ 338-AC-010	Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA with BSA as a carrier protein.	10 μg
18375577	R&D Systems™ 338-AC-050/CF
18126750	R&D Systems™ 338-AC-050	Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA with BSA as a carrier protein.	50 μg
18117780	R&D Systems™ 338-AC-010/CF	Lyophilized from a 0.2 μm filtered solution in Acetonitrile and TFA.	10 μg

Description

Measured by its ability to induce hemoglobin expression in K562 human chronic myelogenous leukemia cells. Schwall, R.H. et al. (1991) Method Enzymol. 198:340. The ED50 for this effect is 0.2-1.2 ng/mL.

Specifications

• Accession Number: P08476
• Gene ID (Entrez): 3624
• Name: Activin A
• Storage Requirements: Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution.
• Endotoxin Concentration: <0.01 EU / 1 μg of the protein by the LAL method.
• Conjugate: Unconjugated
• Reconstitution: Reconstitute at 100-500 μg/mL in sterile 4 mM HCl.
• Protein: Activin A

• For Use With (Application): Bioactivity
• Molecular Weight (g/mol): M.W. (Observed): 14 kDa, reducing conditions 24 kDa, non-reducing conditions; M.W. (theoretical): 13 kDa (monomer)
• Source: Chinese Hamster Ovary cell line, CHO-derived Activin A protein Gly311-Ser426
• Structural Form: Disulfide-linked homodimer
• Gene Symbol: INHBA
• Recombinant: Recombinant
• Purity or Quality Grade: >95%, by SDS-PAGE with silver staining.