The Feline CCL3 Amphiregulin yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Feline CCL3 applications are for cell culture, ELISA standard, and Western Blot Control. Feline CCL3 yeast-derived recombinant protein can be purchased in multiple sizes. Feline CCL3 Specifications: (Molecular Weight: 7.8 kDa) (Amino Acid Sequence: APFGADTPTA CCFSYVSKQI PRKFIADYFE TSSQCSKPGV IFQTRRGRQV CADPSEAWVQ EYVTDLELSA (70)) (Gene ID: 100302540). For research use only. Made in the USA