The Feline VEGF-A 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 VEGF-A applications are for cell culture, ELISA standard, and Western Blot Control. The Feline VEGF-A yeast-derived recombinant protein can be purchased in multiple sizes. Feline VEGF-A Specifications: (Molecular Weight: 19.0 kDa) (Amino Acid Sequence: APMADGEHKP HEVVKFMDVY QRSYCRPIET LVDIFQEYPD EIEYIFKPSC VPLMRCGGCC NDEGLECVPT EEFNITMQIM RIKPHQGQHI GEMSFLQHSK CECRPKKDRA KENPCGPCSE RRKHLFVQDP QTCKCSCKNT DSRCKARQLE LNERTCRCDK PRR (163)) (Gene ID: 493845). For research use only. Made in the USA