The Dolphin 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. Dolphin IL-8 applications are for cell culture, ELISA standard, and Western Blot Control. The Dolphin IL-8 yeast-derived recombinant protein can be purchased in multiple sizes. Dolphin IL-8 Specifications: (Molecular Weight: 9.2 kDa) (Amino Acid Sequence: AVLSRMTSEL RCQCINIHST PFHPKFIREL RVIESGPHCE NSEIIVKLVN GKEVCLNPKE KWVQKVVQIF LKRAEKKDP (79)) (Gene ID: not available). For research use only. Made in the USA