The Dolphin IL-22 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-22 applications are for cell culture, ELISA standard, and Western Blot Control. Dolphin IL-22 yeast-derived recombinant protein can be purchased in multiple sizes. Dolphin IL-22 Specifications: (Molecular Weight: 17.8 kDa) (Amino Acid Sequence: VPIVSPCRLD RANFQQPYIT NRTFALANEA SLVDNNTDVR LIGTKLFQGV KMMERCCMLK QVLNFALEEV LLPQSNRFKP YMQEVVPFLA RLNKKLGQCH MECDNQNIQR NVQNLKDTVK KLGESGEIKV IGELNLLFMA LKNECTRPGQ SSEMDN). For research use only. Made in the USA