The Bovine IL-4 Biotinylated yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Bovine IL-4 Biotinylated applications are for cell culture. Bovine IL-4 Biotinylated yeast-derived recombinant protein can be purchased in multiple sizes. Bovine IL-4 Biotinylated Specifications: (Molecular Weight: 12.6 kDa) (Amino Acid Sequence: GHKCDIT LAEIIKTLNI LTTRKNSCME LPVADVFAAP KNTTEKETFC RVGIELRRIY RSHTCLNKFL GGLDRNLNSL ASKTCSVNEA KTSTSTLKDL LERLKTIMKE KYSKC) (Gene ID: 280824). For research use only. Made in the USA