The Ferret IL-5 yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Ferret IL-5 applications are for cell culture, ELISA standard, and Western Blot Control. Ferret IL-5 yeast-derived recombinant protein can be purchased in multiple sizes. Ferret IL-5 Specifications: (Molecular Weight: 13.1 kDa) (Amino Acid Sequence: TPVEDPMNRL VAETLTLLST HRTLLIGDGN LMIPTPENKN HQLCIEEVFQ GIDILKNRTA QAAAVDKLFQ NLSFIKAHID SQKKKCGGER WRVKKFLDYL QVFLGVINTE WTTES (115)) (Gene ID: 101688037). For research use only. Made in the USA