Human CD20 / MS4A1 Full Length Protein, His Tag (Nanodisc)

Catalog	DGS-MPNP-9
Synonyms	MS4A1, CD20, MS4A-1
Purity	>85% as determined by SDS-PAGE.
Storage	Samples are stable for up to 6 months from date of receipt at -70 °C. Store it under sterile conditions at -70 °C or lower. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.
Activity	1. Immobilized Rituximab at 2 μg/mL (100 μL/well) can bind Human CD20 / MS4A1 Full Length Protein, His Tag (Nanodisc) with a linear range of 1-63 ng/mL (QC tested). 2. Immobilized Human CD20 / MS4A1 Full Length Protein, His Tag (Nanodisc) at 5 μg/mL (100 μL/well) can bind Biosimilar of Obinutuzumab with a linear range of 0.3-5 ng/mL (Routinely tested).
Endotoxin	Less than 1.0 EU per μg protein as determined by the LAL method.
Expressed Host	HEK293 Cells
Formulation	Supplied as 0.2 μm filtered solution in 20 mM HEPES, 150 mM NaCl, pH7.5 with trehalose as protectant.
Molecular Mass	The protein has a calculated MW of of 35.2 kDa and migrates as 40 kDa under reducing (R) condition (SDS-PAGE) due to glycosylation.
Predicted N Terminal	Met 1
Protein Construction	The CD20 carries a polyhistidine tag at the C-terminus.
Shipping	Dry ice
Species	Human