Product properties Synonyms GRAL;GFR alpha-like;; C6orf144 Source Biotinylated Cynomolgus GFRAL/GFR alpha-like Protein is expressed from HEK293 with His tag and Avi tag at the N-Terminus. It contains Gln20-Glu351.[Accession | XP_015304775.2] Molecular Weight The protein has a predicted MW of 40.7 kDa. Due to glycosylation, the protein migrates to 50-70 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 Cynomolgus GDF15, His Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Biotinylated Cynomolgus GFRAL, His Tag with the EC50 of 101.8ng/ml determined by ELISA. Formulation Supplied as 0.22μm filtered solution in 20mM PB, 400mM NaCl (pH 6.0). 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.