Protein A (Recombinant)/Protein A/Staphylococcal Protein A (SPA)

Molecular Weight: ~34000

Grade: BR

Protein Content: ≥95.0%

Protein Electrophoresis: Single main band

Appearance: White fibrous or white, off-white powder. A cell wall protein isolated from Staphylococcus aureus type A. Soluble in water: 1mg/ml.

Use: Biochemical research. A major component of the cell wall antigen, it has the property of binding to immunoglobulins without being at the antigen-binding site. Can form complexes containing Protein A, antibodies, and antigens. Used in immunoassays and purification of IgG.

Storage: 2～8℃