The Squirrel Monkey IFN beta yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Squirrel Monkey IFN beta applications are for cell culture, ELISA standard, and Western Blot Control. Squirrel Monkey IFN beta yeast-derived recombinant protein can be purchased in multiple sizes. Squirrel Monkey IFN beta Specifications: (Molecular Weight: 20.0 kDa) (Amino Acid Sequence: MSYNLLGFLQ RRSNFQSQKL LRQLNGRLEY CLKDRMDFEI PKEITQPQRL QKEDVALIVY EMLQNIFTIF NRDFSRTGWN KTIVENFLAN VYQHIEHLKT ILKEKWEKKE FTREKSMSSL HLKRYYGRIL HYLMAKEYSH CAWTIVSAEI LRNFYFIDRL TGYL (164)) (Gene ID: 101035681). For research use only. Made in the USA