Synonyms N2DL-1;ALCAN-beta; MULT-1; NKG2DL1 Source Biotinylated Human ULBP-1 Protein is expressed from HEK293 with His tag and Avi tag at the C-Terminus. It contains Gly26-Pro215.[Accession | Q9BZM6] Molecular Weight The protein has a predicted MW of 25.2 kDa. Due to glycosylation, the protein migrates to 28-35 kDa based on SDS-PAGE result. Endotoxin Less than 1EU per μg by the LAL method. Purity > 95% as determined by SDS-PAGE and HPLC Activity ELISA Data: Immobilized Human NKG2D, hFc Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Biotinylated Human ULBP-1, His Tag with the EC50 of 148.5ng/ml determined by ELISA. Formulation Supplied as 0.22μm filtered solution in 20mM PB, 0.5M NaCl, 0.1M L-arginine (pH 8.0). Storage The product should be stored at -85~-65℃ for 1 year from date of receipt. Recommend to aliquot the protein into smaller quantities when first used and avoid repeated freeze-thaw cycles. Note 1.Please operate with lab coats and disposable gloves for your safety. 2.This product is for research use only.