The Rat Erythropoietin yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Rat Erythropoietin applications are for cell culture, ELISA standard, and Western Blot Control. Rat Erythropoietin yeast-derived recombinant protein can be purchased in multiple sizes. Rat Erythropoietin Specifications: (Molecular Weight: 18.5 kDa) (Amino Acid Sequence: APPRLICDSR VLERYILEAK EAENVTMGCA EGPRLSENIT VPDTKVNFYA WKRMKVEEQA VEVWQGLSLL SEAILQAQAL QANSSQPPES LQLHIDKAIS GLRSLTSLLR VLGAQKELMS PPDATQAAPL RTLTADTFCK LFRVYSNFLR GKLKLYTGEA CRRGDR (166)) (Gene ID: 24335). For research use only. Made in the USA