Recombinant Human BAFF Protein, His tag

Description :
Synonyms BLyS, CD257, TNFSF13B, TNFSF20, TALL-1, BLys, THANK, BAFFB-cell activating factor, ZTNF4 Uniprot No. Q9Y275 Source HEK293 cells-derived human BAFF protein, Ala134-Leu285, with N-terminal His tag. Molecular Weight Approximately 18.12 kDa. Purity > 90% as determined by SDS-PAGE. Biological Activity Human BCMA, His tag immobilized on CM5 chip can bind BAFF, His tag, with an affinity constant of 1.55 x 10-9M as determined in a SPR assay (Biacore 8K). Endotoxin Formulation Lyophilized from a 0.2 m filtered concentrated solution in PBS. Reconstitution Centrifuge tubes before opening. Dissolve lyophilized protein with PBS. Recommend to aliquot the protein into smaller quantities when first usedand avoid repeated freeze-thaw cycles.