The Catfish IL-8 yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Catfish IL-8 applications are for cell culture, ELISA standard, and Western Blot Control. The Catfish IL-8 yeast-derived recombinant protein can be purchased in multiple sizes. Catfish IL-8 Specifications: (Molecular Weight: 9.9 kDa) (Amino Acid Sequence: WGEGKAERCF CQKKAVEKVR PALVKKFEVF PPSASCSNTE IILSLKQGMK VCLDPEGNQG QKVLTGQKLK IKSKGRRGKK QKKIKRQN (88)) (Gene ID: 100304631). For research use only. Made in the USA