The Bovine CCL21 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 CCL21 applications are for cell culture, ELISA standard, and Western Blot Control. Bovine CCL21 yeast-derived recombinant protein can be purchased in multiple sizes. Bovine CCL21 Specifications: (Molecular Weight: 12.0 kDa) (Amino Acid Sequence: SDGGAQDCCL RYSRKKIPAN IVRSYRKQDP TLSCAMPAIL FSPRKRSQPE LCADPKEAWV QKLMQRLDKP SAPRKPVQDC KKEKGAPKSG KKGKGSKGCK RTEISKGP). For research use only. Made in the USA.